Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

•    - function _msgSender()
•    - function _msgData()
• library SafeMath
•    - function add(uint256 a, uint256 b)
•    - function sub(uint256 a, uint256 b)
•    - function sub(uint256 a, uint256 b, st ...
•    - function mul(uint256 a, uint256 b)
•    - function div(uint256 a, uint256 b)
•    - function div(uint256 a, uint256 b, st ...
•    - function mod(uint256 a, uint256 b)
•    - function mod(uint256 a, uint256 b, st ...
• library Address
•    - function isContract(address account)
•    - function sendValue(address payable re ...
•    - function functionCall(address target, ...
•    - function functionCall(address target, ...
•    - function functionCallWithValue(addres ...
•    - function functionCallWithValue(addres ...
•    - function _functionCallWithValue(addre ...
• interface IERC20
•    - function totalSupply()
•    - function balanceOf(address account)
•    - function transfer(address recipient, ...
•    - function allowance(address owner, add ...
•    - function approve(address spender, uin ...
•    - function transferFrom(address sender, ...
• interface IBaseTokenData
•    - function name()
•    - function symbol()
• interface IERC20Data is IBaseTokenDat ...
•    - function decimals()
• interface IERC20NFTWrapper is IERC20, ...
•    - function init(uint256 objectId, strin ...
•    - function mainWrapper()
•    - function objectId()
•    - function mint(address owner, uint256 ...
•    - function burn(address owner, uint256 ...
• interface IERC165
•    - function supportsInterface(bytes4 int ...
• interface IERC1155 is IERC165
•    - function balanceOf(address account, u ...
•    - function balanceOfBatch(address[] cal ...
•    - function setApprovalForAll(address op ...
•    - function isApprovedForAll(address acc ...
•    - function safeTransferFrom(address fro ...
•    - function safeBatchTransferFrom(addres ...
• interface IERC1155Receiver is IERC165
•    - function onERC1155Received(
•    - function onERC1155BatchReceived(
• interface IERC1155Views
•    - function totalSupply(uint256 objectId ...
•    - function name(uint256 objectId)
•    - function symbol(uint256 objectId)
•    - function decimals(uint256 objectId)
•    - function uri(uint256 objectId)
• interface IEthItem is IERC1155, IERC1 ...
•    - function init(
•    - function toERC20WrapperAmount(uint256 ...
•    - function toEthItemAmount(uint256 obje ...
•    - function erc20NFTWrapperModel()
•    - function asERC20(uint256 objectId)
•    - function emitTransferSingleEvent(addr ...
•    - function mint(uint256 amount, string ...
•    - function burn(
•    - function burnBatch(
•  contract ERC20NFTWrapper is Contex ... *
•    - function init(uint256 objectId, strin ...
•    - function mainWrapper()
•    - function objectId()
•    - function name()
•    - function symbol()
•    - function decimals()
•    - function totalSupply()
•    - function balanceOf(address account)
•    - function mint(address owner, uint256 ...
•    - function burn(address owner, uint256 ...
•    - function transfer(address recipient, ...
•    - function allowance(address owner, add ...
•    - function approve(address spender, uin ...
•    - function transferFrom(
•    - function _transfer(
•    - function _mint(address account, uint2 ...
•    - function _burn(address account, uint2 ...
•    - function _approve(

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2020-10-20
*/

// File: @openzeppelin\contracts\GSN\Context.sol

// SPDX-License-Identifier: MIT

pragma solidity ^0.6.0;

/*
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with GSN meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address payable) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

// File: @openzeppelin\contracts\math\SafeMath.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.0;

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when an
 * operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");

        return c;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return sub(a, b, "SafeMath: subtraction overflow");
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        uint256 c = a - b;

        return c;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
        // benefit is lost if 'b' is also tested.
        // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
        if (a == 0) {
            return 0;
        }

        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");

        return c;
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold

        return c;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return mod(a, b, "SafeMath: modulo by zero");
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts with custom message when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b != 0, errorMessage);
        return a % b;
    }
}

// File: @openzeppelin\contracts\utils\Address.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.2;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies in extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain`call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
      return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        return _functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        return _functionCallWithValue(target, data, value, errorMessage);
    }

    function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// File: @openzeppelin\contracts\token\ERC20\IERC20.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

// File: IBaseTokenData.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.0;

interface IBaseTokenData {
    function name() external view returns (string memory);

    function symbol() external view returns (string memory);
}

// File: IERC20Data.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.0;


interface IERC20Data is IBaseTokenData {
    function decimals() external view returns (uint256);
}

// File: IERC20NFTWrapper.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.0;



interface IERC20NFTWrapper is IERC20, IERC20Data {

    function init(uint256 objectId, string memory name, string memory symbol, uint256 decimals) external;

    function mainWrapper() external view returns (address);

    function objectId() external view returns (uint256);

    function mint(address owner, uint256 amount) external;

    function burn(address owner, uint256 amount) external;
}

// File: node_modules\@openzeppelin\contracts\introspection\IERC165.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

// File: @openzeppelin\contracts\token\ERC1155\IERC1155.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.2;


/**
 * @dev Required interface of an ERC1155 compliant contract, as defined in the
 * https://eips.ethereum.org/EIPS/eip-1155[EIP].
 *
 * _Available since v3.1._
 */
interface IERC1155 is IERC165 {
    /**
     * @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`.
     */
    event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value);

    /**
     * @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all
     * transfers.
     */
    event TransferBatch(address indexed operator, address indexed from, address indexed to, uint256[] ids, uint256[] values);

    /**
     * @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to
     * `approved`.
     */
    event ApprovalForAll(address indexed account, address indexed operator, bool approved);

    /**
     * @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI.
     *
     * If an {URI} event was emitted for `id`, the standard
     * https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value
     * returned by {IERC1155MetadataURI-uri}.
     */
    event URI(string value, uint256 indexed id);

    /**
     * @dev Returns the amount of tokens of token type `id` owned by `account`.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function balanceOf(address account, uint256 id) external view returns (uint256);

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}.
     *
     * Requirements:
     *
     * - `accounts` and `ids` must have the same length.
     */
    function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids) external view returns (uint256[] memory);

    /**
     * @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`,
     *
     * Emits an {ApprovalForAll} event.
     *
     * Requirements:
     *
     * - `operator` cannot be the caller.
     */
    function setApprovalForAll(address operator, bool approved) external;

    /**
     * @dev Returns true if `operator` is approved to transfer ``account``'s tokens.
     *
     * See {setApprovalForAll}.
     */
    function isApprovedForAll(address account, address operator) external view returns (bool);

    /**
     * @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
     *
     * Emits a {TransferSingle} event.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - If the caller is not `from`, it must be have been approved to spend ``from``'s tokens via {setApprovalForAll}.
     * - `from` must have a balance of tokens of type `id` of at least `amount`.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
     * acceptance magic value.
     */
    function safeTransferFrom(address from, address to, uint256 id, uint256 amount, bytes calldata data) external;

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}.
     *
     * Emits a {TransferBatch} event.
     *
     * Requirements:
     *
     * - `ids` and `amounts` must have the same length.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
     * acceptance magic value.
     */
    function safeBatchTransferFrom(address from, address to, uint256[] calldata ids, uint256[] calldata amounts, bytes calldata data) external;
}

// File: @openzeppelin\contracts\token\ERC1155\IERC1155Receiver.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.0;


/**
 * _Available since v3.1._
 */
interface IERC1155Receiver is IERC165 {

    /**
        @dev Handles the receipt of a single ERC1155 token type. This function is
        called at the end of a `safeTransferFrom` after the balance has been updated.
        To accept the transfer, this must return
        `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))`
        (i.e. 0xf23a6e61, or its own function selector).
        @param operator The address which initiated the transfer (i.e. msg.sender)
        @param from The address which previously owned the token
        @param id The ID of the token being transferred
        @param value The amount of tokens being transferred
        @param data Additional data with no specified format
        @return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` if transfer is allowed
    */
    function onERC1155Received(
        address operator,
        address from,
        uint256 id,
        uint256 value,
        bytes calldata data
    )
        external
        returns(bytes4);

    /**
        @dev Handles the receipt of a multiple ERC1155 token types. This function
        is called at the end of a `safeBatchTransferFrom` after the balances have
        been updated. To accept the transfer(s), this must return
        `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))`
        (i.e. 0xbc197c81, or its own function selector).
        @param operator The address which initiated the batch transfer (i.e. msg.sender)
        @param from The address which previously owned the token
        @param ids An array containing ids of each token being transferred (order and length must match values array)
        @param values An array containing amounts of each token being transferred (order and length must match ids array)
        @param data Additional data with no specified format
        @return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` if transfer is allowed
    */
    function onERC1155BatchReceived(
        address operator,
        address from,
        uint256[] calldata ids,
        uint256[] calldata values,
        bytes calldata data
    )
        external
        returns(bytes4);
}

// File: IERC1155Views.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.0;

/**
 * @title IERC1155Views - An optional utility interface to improve the ERC-1155 Standard.
 * @dev This interface introduces some additional capabilities for ERC-1155 Tokens.
 */
interface IERC1155Views {

    /**
     * @dev Returns the total supply of the given token id
     * @param objectId the id of the token whose availability you want to know 
     */
    function totalSupply(uint256 objectId) external view returns (uint256);

    /**
     * @dev Returns the name of the given token id
     * @param objectId the id of the token whose name you want to know 
     */
    function name(uint256 objectId) external view returns (string memory);

    /**
     * @dev Returns the symbol of the given token id
     * @param objectId the id of the token whose symbol you want to know 
     */
    function symbol(uint256 objectId) external view returns (string memory);

    /**
     * @dev Returns the decimals of the given token id
     * @param objectId the id of the token whose decimals you want to know 
     */
    function decimals(uint256 objectId) external view returns (uint256);

    /**
     * @dev Returns the uri of the given token id
     * @param objectId the id of the token whose uri you want to know 
     */
    function uri(uint256 objectId) external view returns (string memory);
}

// File: IEthItem.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.0;






interface IEthItem is IERC1155, IERC1155Views, IBaseTokenData {

    function init(
        address eRC20NFTWrapperModel,
        string calldata name,
        string calldata symbol
    ) external;

    function toERC20WrapperAmount(uint256 objectId, uint256 ethItemAmount) external view returns (uint256 erc20WrapperAmount);

    function toEthItemAmount(uint256 objectId, uint256 erc20WrapperAmount) external view returns (uint256 ethItemAmount);

    function erc20NFTWrapperModel() external view returns (address);

    function asERC20(uint256 objectId) external view returns (IERC20NFTWrapper);

    function emitTransferSingleEvent(address sender, address from, address to, uint256 objectId, uint256 amount) external;

    function mint(uint256 amount, string calldata partialUri)
        external
        returns (uint256, address);

    function burn(
        uint256 objectId,
        uint256 amount
    ) external;

    function burnBatch(
        uint256[] calldata objectIds,
        uint256[] calldata amounts
    ) external;

    event Mint(uint256 objectId, address tokenAddress, uint256 amount);
}

// File: ERC20NFTWrapper.sol

// SPDX_License_Identifier: MIT

pragma solidity ^0.6.0;






contract ERC20NFTWrapper is Context, IERC20NFTWrapper {
    using SafeMath for uint256;
    using Address for address;

    mapping(address => uint256) internal _balances;

    mapping(address => mapping(address => uint256)) internal _allowances;

    uint256 internal _totalSupply;

    string internal _name;
    string internal _symbol;
    uint256 internal _decimals;

    address internal _mainWrapper;
    uint256 internal _objectId;

    function init(uint256 objectId, string memory name, string memory symbol, uint256 decimals) public virtual override {
        require(_mainWrapper == address(0), "Init already called!");
        _mainWrapper = msg.sender;
        _objectId = objectId;
        _name = name;
        _symbol = symbol;
        _decimals = decimals;
    }

    function mainWrapper() public virtual override view returns (address) {
        return _mainWrapper;
    }

    function objectId() public virtual override view returns (uint256) {
        return _objectId;
    }

    function name() public virtual override view returns (string memory) {
        return _name;
    }

    function symbol() public virtual override view returns (string memory) {
        return _symbol;
    }

    function decimals() public virtual override view returns (uint256) {
        return _decimals;
    }

    function totalSupply() public virtual override view returns (uint256) {
        return _totalSupply;
    }

    function balanceOf(address account)
        public
        virtual
        override
        view
        returns (uint256)
    {
        return _balances[account];
    }

    function mint(address owner, uint256 amount) public virtual override {
        require(msg.sender == _mainWrapper, "Unauthorized action!");
        _mint(owner, amount);
    }

    function burn(address owner, uint256 amount) public virtual override {
        require(
            msg.sender == _mainWrapper,
            "Unauthorized action!"
        );
        _burn(owner, amount);
    }

    function transfer(address recipient, uint256 amount)
        public
        virtual
        override
        returns (bool)
    {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }

    function allowance(address owner, address spender)
        public
        virtual
        override
        view
        returns (uint256 allowanceAmount)
    {
        allowanceAmount = _allowances[owner][spender];
        if (
            allowanceAmount == 0 &&
            IEthItem(_mainWrapper).isApprovedForAll(owner, spender)
        ) {
            allowanceAmount = _totalSupply;
        }
    }

    function approve(address spender, uint256 amount)
        public
        virtual
        override
        returns (bool)
    {
        _approve(_msgSender(), spender, amount);
        return true;
    }

    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) public virtual override returns (bool) {
        _transfer(sender, recipient, amount);
        if (_msgSender() == _mainWrapper) {
            return true;
        }
        if (
            !IEthItem(_mainWrapper).isApprovedForAll(
                sender,
                _msgSender()
            )
        ) {
            _approve(
                sender,
                _msgSender(),
                _allowances[sender][_msgSender()].sub(
                    amount,
                    "ERC20: transfer amount exceeds allowance"
                )
            );
        }
        return true;
    }

    function _transfer(
        address sender,
        address recipient,
        uint256 amount
    ) internal virtual {
        require(sender != address(0), "ERC20: transfer from the zero address");
        require(recipient != address(0), "ERC20: transfer to the zero address");

        _balances[sender] = _balances[sender].sub(
            amount,
            "ERC20: transfer amount exceeds balance"
        );
        _balances[recipient] = _balances[recipient].add(amount);
        emit Transfer(sender, recipient, amount);
        if (_msgSender() != _mainWrapper) {
            IEthItem(_mainWrapper).emitTransferSingleEvent(_msgSender(), sender, recipient, _objectId, amount);
        }
    }

    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _totalSupply = _totalSupply.add(amount);
        _balances[account] = _balances[account].add(amount);
        emit Transfer(address(0), account, amount);
    }

    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");

        _balances[account] = _balances[account].sub(
            amount,
            "ERC20: burn amount exceeds balance"
        );
        _totalSupply = _totalSupply.sub(amount);
        emit Transfer(account, address(0), amount);
    }

    function _approve(
        address owner,
        address spender,
        uint256 amount
    ) internal virtual {
        require(owner != address(0), "ERC20: approve from the zero address");
        require(spender != address(0), "ERC20: approve to the zero address");

        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"allowanceAmount","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"objectId","type":"uint256"},{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"symbol","type":"string"},{"internalType":"uint256","name":"decimals","type":"uint256"}],"name":"init","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"mainWrapper","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"objectId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

0x608060405234801561001057600080fd5b50600436106100ea5760003560e01c806370a082311161008c578063a9059cbb11610066578063a9059cbb146103c2578063c889c5f4146103ee578063d4d5a06d14610412578063dd62ed3e1461041a576100ea565b806370a082311461036857806395d89b411461038e5780639dc29fac14610396576100ea565b806323b872dd116100c857806323b872dd146101c6578063313ce567146101fc57806340c10f1914610204578063620b29cd14610232576100ea565b806306fdde03146100ef578063095ea7b31461016c57806318160ddd146101ac575b600080fd5b6100f7610448565b6040805160208082528351818301528351919283929083019185019080838360005b83811015610131578181015183820152602001610119565b50505050905090810190601f16801561015e5780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b6101986004803603604081101561018257600080fd5b506001600160a01b0381351690602001356104de565b604080519115158252519081900360200190f35b6101b46104fc565b60408051918252519081900360200190f35b610198600480360360608110156101dc57600080fd5b506001600160a01b03813581169160208101359091169060400135610502565b6101b461064c565b6102306004803603604081101561021a57600080fd5b506001600160a01b038135169060200135610652565b005b6102306004803603608081101561024857600080fd5b8135919081019060408101602082013564010000000081111561026a57600080fd5b82018360208201111561027c57600080fd5b8035906020019184600183028401116401000000008311171561029e57600080fd5b91908080601f01602080910402602001604051908101604052809392919081815260200183838082843760009201919091525092959493602081019350359150506401000000008111156102f157600080fd5b82018360208201111561030357600080fd5b8035906020019184600183028401116401000000008311171561032557600080fd5b91908080601f01602080910402602001604051908101604052809392919081815260200183838082843760009201919091525092955050913592506106b6915050565b6101b46004803603602081101561037e57600080fd5b50356001600160a01b0316610752565b6100f761076d565b610230600480360360408110156103ac57600080fd5b506001600160a01b0381351690602001356107ce565b610198600480360360408110156103d857600080fd5b506001600160a01b03813516906020013561082e565b6103f6610842565b604080516001600160a01b039092168252519081900360200190f35b6101b4610851565b6101b46004803603604081101561043057600080fd5b506001600160a01b0381358116916020013516610857565b60038054604080516020601f60026000196101006001881615020190951694909404938401819004810282018101909252828152606093909290918301828280156104d45780601f106104a9576101008083540402835291602001916104d4565b820191906000526020600020905b8154815290600101906020018083116104b757829003601f168201915b5050505050905090565b60006104f26104eb610917565b848461091b565b5060015b92915050565b60025490565b600061050f848484610a07565b6006546001600160a01b0316610523610917565b6001600160a01b0316141561053a57506001610645565b6006546001600160a01b031663e985e9c585610554610917565b6040518363ffffffff1660e01b815260040180836001600160a01b03168152602001826001600160a01b031681526020019250505060206040518083038186803b1580156105a157600080fd5b505afa1580156105b5573d6000803e3d6000fd5b505050506040513d60208110156105cb57600080fd5b505161064157610641846105dd610917565b61063c85604051806060016040528060288152602001611046602891396001600160a01b038a1660009081526001602052604081209061061b610917565b6001600160a01b031681526020810191909152604001600020549190610c1e565b61091b565b5060015b9392505050565b60055490565b6006546001600160a01b031633146106a8576040805162461bcd60e51b8152602060048201526014602482015273556e617574686f72697a656420616374696f6e2160601b604482015290519081900360640190fd5b6106b28282610cb5565b5050565b6006546001600160a01b03161561070b576040805162461bcd60e51b8152602060048201526014602482015273496e697420616c72656164792063616c6c65642160601b604482015290519081900360640190fd5b600680546001600160a01b0319163317905560078490558251610735906003906020860190610f25565b508151610749906004906020850190610f25565b50600555505050565b6001600160a01b031660009081526020819052604090205490565b60048054604080516020601f60026000196101006001881615020190951694909404938401819004810282018101909252828152606093909290918301828280156104d45780601f106104a9576101008083540402835291602001916104d4565b6006546001600160a01b03163314610824576040805162461bcd60e51b8152602060048201526014602482015273556e617574686f72697a656420616374696f6e2160601b604482015290519081900360640190fd5b6106b28282610d99565b60006104f261083b610917565b8484610a07565b6006546001600160a01b031690565b60075490565b6001600160a01b038083166000908152600160209081526040808320938516835292905220548015801561090857506006546040805163e985e9c560e01b81526001600160a01b03868116600483015285811660248301529151919092169163e985e9c5916044808301926020929190829003018186803b1580156108db57600080fd5b505afa1580156108ef573d6000803e3d6000fd5b505050506040513d602081101561090557600080fd5b50515b156104f6575060025492915050565b3390565b6001600160a01b0383166109605760405162461bcd60e51b81526004018080602001828103825260248152602001806110b46024913960400191505060405180910390fd5b6001600160a01b0382166109a55760405162461bcd60e51b8152600401808060200182810382526022815260200180610ffe6022913960400191505060405180910390fd5b6001600160a01b03808416600081815260016020908152604080832094871680845294825291829020859055815185815291517f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b9259281900390910190a3505050565b6001600160a01b038316610a4c5760405162461bcd60e51b815260040180806020018281038252602581526020018061108f6025913960400191505060405180910390fd5b6001600160a01b038216610a915760405162461bcd60e51b8152600401808060200182810382526023815260200180610fb96023913960400191505060405180910390fd5b610ace81604051806060016040528060268152602001611020602691396001600160a01b0386166000908152602081905260409020549190610c1e565b6001600160a01b038085166000908152602081905260408082209390935590841681522054610afd9082610e89565b6001600160a01b038084166000818152602081815260409182902094909455805185815290519193928716927fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef92918290030190a36006546001600160a01b0316610b66610917565b6001600160a01b031614610c19576006546001600160a01b031663e82b15f4610b8d610917565b8585600754866040518663ffffffff1660e01b815260040180866001600160a01b03168152602001856001600160a01b03168152602001846001600160a01b0316815260200183815260200182815260200195505050505050600060405180830381600087803b158015610c0057600080fd5b505af1158015610c14573d6000803e3d6000fd5b505050505b505050565b60008184841115610cad5760405162461bcd60e51b81526004018080602001828103825283818151815260200191508051906020019080838360005b83811015610c72578181015183820152602001610c5a565b50505050905090810190601f168015610c9f5780820380516001836020036101000a031916815260200191505b509250505060405180910390fd5b505050900390565b6001600160a01b038216610d10576040805162461bcd60e51b815260206004820152601f60248201527f45524332303a206d696e7420746f20746865207a65726f206164647265737300604482015290519081900360640190fd5b600254610d1d9082610e89565b6002556001600160a01b038216600090815260208190526040902054610d439082610e89565b6001600160a01b0383166000818152602081815260408083209490945583518581529351929391927fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef9281900390910190a35050565b6001600160a01b038216610dde5760405162461bcd60e51b815260040180806020018281038252602181526020018061106e6021913960400191505060405180910390fd5b610e1b81604051806060016040528060228152602001610fdc602291396001600160a01b0385166000908152602081905260409020549190610c1e565b6001600160a01b038316600090815260208190526040902055600254610e419082610ee3565b6002556040805182815290516000916001600160a01b038516917fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef9181900360200190a35050565b600082820183811015610645576040805162461bcd60e51b815260206004820152601b60248201527f536166654d6174683a206164646974696f6e206f766572666c6f770000000000604482015290519081900360640190fd5b600061064583836040518060400160405280601e81526020017f536166654d6174683a207375627472616374696f6e206f766572666c6f770000815250610c1e565b828054600181600116156101000203166002900490600052602060002090601f016020900481019282601f10610f6657805160ff1916838001178555610f93565b82800160010185558215610f93579182015b82811115610f93578251825591602001919060010190610f78565b50610f9f929150610fa3565b5090565b5b80821115610f9f5760008155600101610fa456fe45524332303a207472616e7366657220746f20746865207a65726f206164647265737345524332303a206275726e20616d6f756e7420657863656564732062616c616e636545524332303a20617070726f766520746f20746865207a65726f206164647265737345524332303a207472616e7366657220616d6f756e7420657863656564732062616c616e636545524332303a207472616e7366657220616d6f756e74206578636565647320616c6c6f77616e636545524332303a206275726e2066726f6d20746865207a65726f206164647265737345524332303a207472616e736665722066726f6d20746865207a65726f206164647265737345524332303a20617070726f76652066726f6d20746865207a65726f2061646472657373a2646970667358221220559da9f1c2cc51187be7239fe8e9cf74c29a2e412b47783edf1478bb81d88d5764736f6c634300060c0033

26432:5519:0:-:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;27470:100;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;29159:210;;;;;;;;;;;;;;;;-1:-1:-1;;;;;;29159:210:0;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;27800:108;;;:::i;:::-;;;;;;;;;;;;;;;;29377:731;;;;;;;;;;;;;;;;-1:-1:-1;;;;;;29377:731:0;;;;;;;;;;;;;;;;;:::i;27690:102::-;;;:::i;28101:178::-;;;;;;;;;;;;;;;;-1:-1:-1;;;;;;28101:178:0;;;;;;;;:::i;:::-;;26894:342;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;26894:342:0;;;;;;;;-1:-1:-1;26894:342:0;;-1:-1:-1;;26894:342:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;26894:342:0;;-1:-1:-1;;26894:342:0;;;-1:-1:-1;26894:342:0;;-1:-1:-1;;26894:342:0:i;27916:177::-;;;;;;;;;;;;;;;;-1:-1:-1;27916:177:0;-1:-1:-1;;;;;27916:177:0;;:::i;27578:104::-;;;:::i;28287:215::-;;;;;;;;;;;;;;;;-1:-1:-1;;;;;;28287:215:0;;;;;;;;:::i;28510:216::-;;;;;;;;;;;;;;;;-1:-1:-1;;;;;;28510:216:0;;;;;;;;:::i;27244:108::-;;;:::i;:::-;;;;-1:-1:-1;;;;;27244:108:0;;;;;;;;;;;;;;27360:102;;;:::i;28734:417::-;;;;;;;;;;;;;;;;-1:-1:-1;;;;;;28734:417:0;;;;;;;;;;:::i;27470:100::-;27557:5;27550:12;;;;;;;;-1:-1:-1;;27550:12:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;27524:13;;27550:12;;27557:5;;27550:12;;27557:5;27550:12;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;27470:100;:::o;29159:210::-;29278:4;29300:39;29309:12;:10;:12::i;:::-;29323:7;29332:6;29300:8;:39::i;:::-;-1:-1:-1;29357:4:0;29159:210;;;;;:::o;27800:108::-;27888:12;;27800:108;:::o;29377:731::-;29517:4;29534:36;29544:6;29552:9;29563:6;29534:9;:36::i;:::-;29601:12;;-1:-1:-1;;;;;29601:12:0;29585;:10;:12::i;:::-;-1:-1:-1;;;;;29585:28:0;;29581:72;;;-1:-1:-1;29637:4:0;29630:11;;29581:72;29691:12;;-1:-1:-1;;;;;29691:12:0;29682:39;29740:6;29765:12;:10;:12::i;:::-;29682:110;;;;;;;;;;;;;-1:-1:-1;;;;;29682:110:0;;;;;;-1:-1:-1;;;;;29682:110:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;29682:110:0;29663:416;;29819:248;29846:6;29871:12;:10;:12::i;:::-;29902:150;29962:6;29902:150;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;29902:19:0;;;;;;:11;:19;;;;;;29922:12;:10;:12::i;:::-;-1:-1:-1;;;;;29902:33:0;;;;;;;;;;;;-1:-1:-1;29902:33:0;;;:150;:37;:150::i;:::-;29819:8;:248::i;:::-;-1:-1:-1;30096:4:0;29377:731;;;;;;:::o;27690:102::-;27775:9;;27690:102;:::o;28101:178::-;28203:12;;-1:-1:-1;;;;;28203:12:0;28189:10;:26;28181:59;;;;;-1:-1:-1;;;28181:59:0;;;;;;;;;;;;-1:-1:-1;;;28181:59:0;;;;;;;;;;;;;;;28251:20;28257:5;28264:6;28251:5;:20::i;:::-;28101:178;;:::o;26894:342::-;27029:12;;-1:-1:-1;;;;;27029:12:0;:26;27021:59;;;;;-1:-1:-1;;;27021:59:0;;;;;;;;;;;;-1:-1:-1;;;27021:59:0;;;;;;;;;;;;;;;27091:12;:25;;-1:-1:-1;;;;;;27091:25:0;27106:10;27091:25;;;27127:9;:20;;;27158:12;;;;:5;;:12;;;;;:::i;:::-;-1:-1:-1;27181:16:0;;;;:7;;:16;;;;;:::i;:::-;-1:-1:-1;27208:9:0;:20;-1:-1:-1;;;26894:342:0:o;27916:177::-;-1:-1:-1;;;;;28067:18:0;28035:7;28067:18;;;;;;;;;;;;27916:177::o;27578:104::-;27667:7;27660:14;;;;;;;;-1:-1:-1;;27660:14:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;27634:13;;27660:14;;27667:7;;27660:14;;27667:7;27660:14;;;;;;;;;;;;;;;;;;;;;;;;28287:215;28403:12;;-1:-1:-1;;;;;28403:12:0;28389:10;:26;28367:96;;;;;-1:-1:-1;;;28367:96:0;;;;;;;;;;;;-1:-1:-1;;;28367:96:0;;;;;;;;;;;;;;;28474:20;28480:5;28487:6;28474:5;:20::i;28510:216::-;28632:4;28654:42;28664:12;:10;:12::i;:::-;28678:9;28689:6;28654:9;:42::i;27244:108::-;27332:12;;-1:-1:-1;;;;;27332:12:0;27244:108;:::o;27360:102::-;27445:9;;27360:102;:::o;28734:417::-;-1:-1:-1;;;;;28927:18:0;;;28868:23;28927:18;;;:11;:18;;;;;;;;:27;;;;;;;;;;28983:20;;:92;;;;-1:-1:-1;29029:12:0;;29020:55;;;-1:-1:-1;;;29020:55:0;;-1:-1:-1;;;;;29020:55:0;;;;;;;;;;;;;;;;29029:12;;;;;29020:39;;:55;;;;;;;;;;;;;;29029:12;29020:55;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;29020:55:0;28983:92;28965:179;;;-1:-1:-1;29120:12:0;;28734:417;;;;:::o;657:106::-;745:10;657:106;:::o;31568:380::-;-1:-1:-1;;;;;31704:19:0;;31696:68;;;;-1:-1:-1;;;31696:68:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;31783:21:0;;31775:68;;;;-1:-1:-1;;;31775:68:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;31856:18:0;;;;;;;:11;:18;;;;;;;;:27;;;;;;;;;;;;;:36;;;31908:32;;;;;;;;;;;;;;;;;31568:380;;;:::o;30116:719::-;-1:-1:-1;;;;;30256:20:0;;30248:70;;;;-1:-1:-1;;;30248:70:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;30337:23:0;;30329:71;;;;-1:-1:-1;;;30329:71:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;30433:108;30469:6;30433:108;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;30433:17:0;;:9;:17;;;;;;;;;;;;:108;:21;:108::i;:::-;-1:-1:-1;;;;;30413:17:0;;;:9;:17;;;;;;;;;;;:128;;;;30575:20;;;;;;;:32;;30600:6;30575:24;:32::i;:::-;-1:-1:-1;;;;;30552:20:0;;;:9;:20;;;;;;;;;;;;:55;;;;30623:35;;;;;;;30552:20;;30623:35;;;;;;;;;;;;;30689:12;;-1:-1:-1;;;;;30689:12:0;30673;:10;:12::i;:::-;-1:-1:-1;;;;;30673:28:0;;30669:159;;30727:12;;-1:-1:-1;;;;;30727:12:0;30718:46;30765:12;:10;:12::i;:::-;30779:6;30787:9;30798;;30809:6;30718:98;;;;;;;;;;;;;-1:-1:-1;;;;;30718:98:0;;;;;;-1:-1:-1;;;;;30718:98:0;;;;;;-1:-1:-1;;;;;30718:98:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;30669:159;30116:719;;;:::o;2870:192::-;2956:7;2992:12;2984:6;;;;2976:29;;;;-1:-1:-1;;;2976:29:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;3028:5:0;;;2870:192::o;30843:316::-;-1:-1:-1;;;;;30927:21:0;;30919:65;;;;;-1:-1:-1;;;30919:65:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;31012:12;;:24;;31029:6;31012:16;:24::i;:::-;30997:12;:39;-1:-1:-1;;;;;31068:18:0;;:9;:18;;;;;;;;;;;:30;;31091:6;31068:22;:30::i;:::-;-1:-1:-1;;;;;31047:18:0;;:9;:18;;;;;;;;;;;:51;;;;31114:37;;;;;;;31047:18;;:9;;31114:37;;;;;;;;;;30843:316;;:::o;31167:393::-;-1:-1:-1;;;;;31251:21:0;;31243:67;;;;-1:-1:-1;;;31243:67:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;31344:105;31381:6;31344:105;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;31344:18:0;;:9;:18;;;;;;;;;;;;:105;:22;:105::i;:::-;-1:-1:-1;;;;;31323:18:0;;:9;:18;;;;;;;;;;:126;31475:12;;:24;;31492:6;31475:16;:24::i;:::-;31460:12;:39;31515:37;;;;;;;;31541:1;;-1:-1:-1;;;;;31515:37:0;;;;;;;;;;;;31167:393;;:::o;1967:181::-;2025:7;2057:5;;;2081:6;;;;2073:46;;;;;-1:-1:-1;;;2073:46:0;;;;;;;;;;;;;;;;;;;;;;;;;;;2431:136;2489:7;2516:43;2520:1;2523;2516:43;;;;;;;;;;;;;;;;;:3;:43::i;-1:-1:-1:-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;:::o;:::-;;;;;;;;;;;;;;

ipfs://559da9f1c2cc51187be7239fe8e9cf74c29a2e412b47783edf1478bb81d88d57