Transaction Details
- Decentraland (MANA)
- USDC (USDC)
- Gnosis (GNO)
- STAKE (STAKE)
The contract call From 0xe92F359e...8007A1d5D To 0x9008D19f...10560ab41 produced 2 Internal Transactions
Type Trace Address | From | To | Value | Gas Limit | |
---|---|---|---|---|---|
call_7_0 | Wrapped Ether | 0x9008D19f...10560ab41 | 1.543070472502863283 ETH | 2,300 | |
call_9 | CoW Protocol: GPv2Settlement | 0x3BBBe3F4...b7ee76C66 | 1.543070472502863283 ETH | 2,300 |
Transaction Receipt Event Logs
-
Address
- CoW Protocol: GPv2Settlement
Name
Trade (index_topic_1 address owner, address sellToken, address buyToken, uint256 sellAmount, uint256 buyAmount, uint256 feeAmount, bytes orderUid)View Source
Topics
- 0 0xa07a543ab8a018198e99ca0184c93fe9050a79400a0a723441f84de1d972cc17
- 1: owner 0x6c55b741Bc3d933c8D7c587F9B53eC3FF39FD1FE
Data
- sellToken :0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2
- buyToken :0xD5d86FC8d5C0Ea1aC1Ac5Dfab6E529c9967a45E9
- sellAmount :200000000000000000
- buyAmount :9853538387812227090707
- feeAmount :5893775747942792
- orderUid :3FAC50DB4309F2CB9506A7B4B9494824B6BDD28F161E8EFADD11C820670111F46C55B741BC3D933C8D7C587F9B53EC3FF39FD1FE61CADAC7
-
Address
- CoW Protocol: GPv2Settlement
Name
Trade (index_topic_1 address owner, address sellToken, address buyToken, uint256 sellAmount, uint256 buyAmount, uint256 feeAmount, bytes orderUid)View Source
Topics
- 0 0xa07a543ab8a018198e99ca0184c93fe9050a79400a0a723441f84de1d972cc17
- 1: owner 0x3BBBe3F481e7641CA2555563342FEDfb7ee76C66
Data
- sellToken :0x990f341946A3fdB507aE7e52d17851B87168017c
- buyToken :0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE
- sellAmount :13144168011022415713
- buyAmount :1543070472502863283
- feeAmount :37496175534261352
- orderUid :B30F1930C19FA0430AA649C88DD91DBF08C292FE180D150B64F31BE6591A4BFD3BBBE3F481E7641CA2555563342FEDFB7EE76C6661CADFC8
-
Address
- CoW Protocol: GPv2Settlement
Name
Trade (index_topic_1 address owner, address sellToken, address buyToken, uint256 sellAmount, uint256 buyAmount, uint256 feeAmount, bytes orderUid)View Source
Topics
- 0 0xa07a543ab8a018198e99ca0184c93fe9050a79400a0a723441f84de1d972cc17
- 1: owner 0x23ac67bBE96202Abe0c4BC28c541Ada409dad5d6
Data
- sellToken :0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2
- buyToken :0x1f9840a85d5aF5bf1D1762F925BDADdC4201F984
- sellAmount :1450000000000000000
- buyAmount :307013168472446565601
- feeAmount :5935142609220268
- orderUid :9C4C752F3D6D6278E4C18E7A81DDC30DD7E6233C28171E82E67A1E7950D5E4A923AC67BBE96202ABE0C4BC28C541ADA409DAD5D661CADD71
-
Address
- CoW Protocol: GPv2Settlement
Name
Trade (index_topic_1 address owner, address sellToken, address buyToken, uint256 sellAmount, uint256 buyAmount, uint256 feeAmount, bytes orderUid)View Source
Topics
- 0 0xa07a543ab8a018198e99ca0184c93fe9050a79400a0a723441f84de1d972cc17
- 1: owner 0xe76Aa43733adb3a14F4c93ECc0d5e8D888929A4D
Data
- sellToken :0x0F5D2fB29fb7d3CFeE444a200298f468908cC942
- buyToken :0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48
- sellAmount :1250000000000000000000
- buyAmount :4480988116
- feeAmount :6899749214500552704
- orderUid :BE37A05F12EA0DB6BEEF86EDF8CB22FD5E3E19FE68FD31F9B21D1F42C1276FE7E76AA43733ADB3A14F4C93ECC0D5E8D888929A4D61CAE0E4
-
Address
- CoW Protocol: GPv2Settlement
Name
Trade (index_topic_1 address owner, address sellToken, address buyToken, uint256 sellAmount, uint256 buyAmount, uint256 feeAmount, bytes orderUid)View Source
Topics
- 0 0xa07a543ab8a018198e99ca0184c93fe9050a79400a0a723441f84de1d972cc17
- 1: owner 0x027D0c013485801c4c3E01B34B645c59faa4B235
Data
- sellToken :0x6810e776880C02933D47DB1b9fc05908e5386b96
- buyToken :0x0Ae055097C6d159879521C384F1D2123D1f195e6
- sellAmount :21000000000000000000
- buyAmount :642041235415361387697
- feeAmount :53662076360781328
- orderUid :5CFA191D182EB1137A2B623377FFAADB9D58F10E9141296D0722699DE8B486CE027D0C013485801C4C3E01B34B645C59FAA4B23561CADF64
-
Address
- Wrapped Ether
Name
Transfer (index_topic_1 address src, index_topic_2 address dst, uint256 wad)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: src 0x6c55b741Bc3d933c8D7c587F9B53eC3FF39FD1FE
- 2: dst 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- wad :200000000000000000
-
Address
- StrongBlock: STRONG Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x3BBBe3F481e7641CA2555563342FEDfb7ee76C66
- 2: to 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- value :13144168011022415713
-
Address
- StrongBlock: STRONG Token
Name
Approval (index_topic_1 address owner, index_topic_2 address spender, uint256 value)View Source
Topics
- 0 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925
- 1: owner 0x3BBBe3F481e7641CA2555563342FEDfb7ee76C66
- 2: spender 0xC92E8bdf79f0507f65a392b0ab4667716BFE0110
Data
- value :115792089237316195423570985008687907853269984665640564039437839839902107224222
-
Address
- Wrapped Ether
Name
Transfer (index_topic_1 address src, index_topic_2 address dst, uint256 wad)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: src 0x23ac67bBE96202Abe0c4BC28c541Ada409dad5d6
- 2: dst 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- wad :1450000000000000000
-
Address
- Decentraland: MANA Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xe76Aa43733adb3a14F4c93ECc0d5e8D888929A4D
- 2: to 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- value :1250000000000000000000
-
Address
- Gnosis: GNO Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x027D0c013485801c4c3E01B34B645c59faa4B235
- 2: to 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- value :21000000000000000000
-
Address
- NFT Worlds: WRLD Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xEb5C52e8af57334FaB0b5f3d888990C108545527
- 2: to 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- value :9871139695155006235081
-
Address
- Wrapped Ether
Name
Transfer (index_topic_1 address src, index_topic_2 address dst, uint256 wad)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: src 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
- 2: dst 0xEb5C52e8af57334FaB0b5f3d888990C108545527
Data
- wad :194106224252057208
-
Address
- Uniswap V3: WRLD
Name
Swap (index_topic_1 address sender, index_topic_2 address recipient, int256 amount0, int256 amount1, uint160 sqrtPriceX96, uint128 liquidity, int24 tick)View Source
Topics
- 0 0xc42079f94a6350d7e6235f29174924f928cc2ac818eb64fed8004e115fbcca67
- 1: sender 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
- 2: recipient 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- amount0 :194106224252057208
- amount1 :-9871139695155006235081
- sqrtPriceX96 :17939057425417817418225639578747
- liquidity :22185832287067897308017
- tick :108453
-
Address
- CoW Protocol: GPv2Settlement
Name
Interaction (index_topic_1 address target, uint256 value, bytes4 selector)View Source
Topics
- 0 0xed99827efb37016f2275f98c4bcf71c7551c75d59e9b450f79fa32e60be672c2
- 1: target 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
Data
- value :0
- selector :6AF479B2
-
Address
- Wrapped Ether
Name
Transfer (index_topic_1 address src, index_topic_2 address dst, uint256 wad)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: src 0xd34E4855146ac0C6D0e4a652bd5fb54830f91Ba8
- 2: dst 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- wad :1543070472502863283
-
Address
- StrongBlock: STRONG Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
- 2: to 0xd34E4855146ac0C6D0e4a652bd5fb54830f91Ba8
Data
- value :13106671835488154361
-
Address
- StrongBlock: STRONG Token
Name
Approval (index_topic_1 address owner, index_topic_2 address spender, uint256 value)View Source
Topics
- 0 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925
- 1: owner 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
- 2: spender 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
Data
- value :115792089237316195423570985008687907853269984665640564038265931411689403964092
-
Address
- Uniswap V3: STRONG
Name
Swap (index_topic_1 address sender, index_topic_2 address recipient, int256 amount0, int256 amount1, uint160 sqrtPriceX96, uint128 liquidity, int24 tick)View Source
Topics
- 0 0xc42079f94a6350d7e6235f29174924f928cc2ac818eb64fed8004e115fbcca67
- 1: sender 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
- 2: recipient 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- amount0 :13106671835488154361
- amount1 :-1543070472502863283
- sqrtPriceX96 :27216195453953238915005654816
- liquidity :6464101546620500761569
- tick :-21372
-
Address
- CoW Protocol: GPv2Settlement
Name
Interaction (index_topic_1 address target, uint256 value, bytes4 selector)View Source
Topics
- 0 0xed99827efb37016f2275f98c4bcf71c7551c75d59e9b450f79fa32e60be672c2
- 1: target 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
Data
- value :0
- selector :6AF479B2
-
Address
- Wrapped Ether
Name
Transfer (index_topic_1 address src, index_topic_2 address dst, uint256 wad)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: src 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
- 2: dst 0xd3d2E2692501A5c9Ca623199D38826e513033a17
Data
- wad :1444064857390779732
-
Address
- Uniswap Protocol: UNI token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 amount)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0xd3d2E2692501A5c9Ca623199D38826e513033a17
- 2: to 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- amount :309322040628954200537
-
Address
- Uniswap V2: UNI 6
Name
Sync (uint112 reserve0, uint112 reserve1)View Source
Topics
- 0 0x1c411e9a96e071241c2f21f7726b17ae89e3cab4c78be50e062b03a9fffbbad1
Data
- reserve0 :1614417653550321304842238
- reserve1 :7515715671630834335155
-
Address
- Uniswap V2: UNI 6
Name
Swap (index_topic_1 address sender, uint256 amount0In, uint256 amount1In, uint256 amount0Out, uint256 amount1Out, index_topic_2 address to)View Source
Topics
- 0 0xd78ad95fa46c994b6551d0da85fc275fe613ce37657fb8d5e3d130840159d822
- 1: sender 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
- 2: to 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- amount0In :0
- amount1In :1444064857390779732
- amount0Out :309322040628954200537
- amount1Out :0
-
Address
- CoW Protocol: GPv2Settlement
Name
Interaction (index_topic_1 address target, uint256 value, bytes4 selector)View Source
Topics
- 0 0xed99827efb37016f2275f98c4bcf71c7551c75d59e9b450f79fa32e60be672c2
- 1: target 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
Data
- value :0
- selector :D9627AA4
-
Address
- Wrapped Ether
Name
Transfer (index_topic_1 address src, index_topic_2 address dst, uint256 wad)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: src 0x8661aE7918C0115Af9e3691662f605e9c550dDc9
- 2: dst 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
Data
- wad :1146202948259177508
-
Address
- Decentraland: MANA Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
- 2: to 0x8661aE7918C0115Af9e3691662f605e9c550dDc9
Data
- value :1243100250785499447296
-
Address
- Uniswap V3: MANA
Name
Swap (index_topic_1 address sender, index_topic_2 address recipient, int256 amount0, int256 amount1, uint160 sqrtPriceX96, uint128 liquidity, int24 tick)View Source
Topics
- 0 0xc42079f94a6350d7e6235f29174924f928cc2ac818eb64fed8004e115fbcca67
- 1: sender 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
- 2: recipient 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
Data
- amount0 :1243100250785499447296
- amount1 :-1146202948259177508
- sqrtPriceX96 :2408962641967292201734902858
- liquidity :102788978653863238486040
- tick :-69867
-
Address
- Circle: USDC Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x88e6A0c2dDD26FEEb64F039a2c41296FcB3f5640
- 2: to 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- value :4480981186
-
Address
- Wrapped Ether
Name
Transfer (index_topic_1 address src, index_topic_2 address dst, uint256 wad)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: src 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
- 2: dst 0x88e6A0c2dDD26FEEb64F039a2c41296FcB3f5640
Data
- wad :1146202948259177508
-
Address
- Uniswap V3: USDC 3
Name
Swap (index_topic_1 address sender, index_topic_2 address recipient, int256 amount0, int256 amount1, uint160 sqrtPriceX96, uint128 liquidity, int24 tick)View Source
Topics
- 0 0xc42079f94a6350d7e6235f29174924f928cc2ac818eb64fed8004e115fbcca67
- 1: sender 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
- 2: recipient 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- amount0 :-4480981186
- amount1 :1146202948259177508
- sqrtPriceX96 :1266822021792287783666129809152343
- liquidity :36954798878028161918
- tick :193603
-
Address
- CoW Protocol: GPv2Settlement
Name
Interaction (index_topic_1 address target, uint256 value, bytes4 selector)View Source
Topics
- 0 0xed99827efb37016f2275f98c4bcf71c7551c75d59e9b450f79fa32e60be672c2
- 1: target 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
Data
- value :0
- selector :6AF479B2
-
Address
- xDai: STAKE Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x7B24f3f2c6fc51CA67C91BCDfEB07Bc75249Fd1d
- 2: to 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- value :642041235415361387697
-
Address
- xDai: STAKE Token
Name
ContractFallbackCallFailed (address from, address to, uint256 value)View Source
Topics
- 0 0x11249f0fc79fc134a15a10d1da8291b79515bf987e036ced05b9ec119614070b
Data
- from :0x7B24f3f2c6fc51CA67C91BCDfEB07Bc75249Fd1d
- to :0x9008D19f58AAbD9eD0D60971565AA8510560ab41
- value :642041235415361387697
-
Address
- Gnosis: GNO Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
- 2: to 0x7B24f3f2c6fc51CA67C91BCDfEB07Bc75249Fd1d
Data
- value :20946337923639218672
-
Address
- Uniswap V3: STAKE-GNO
Name
Swap (index_topic_1 address sender, index_topic_2 address recipient, int256 amount0, int256 amount1, uint160 sqrtPriceX96, uint128 liquidity, int24 tick)View Source
Topics
- 0 0xc42079f94a6350d7e6235f29174924f928cc2ac818eb64fed8004e115fbcca67
- 1: sender 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
- 2: recipient 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- amount0 :-642041235415361387697
- amount1 :20946337923639218672
- sqrtPriceX96 :14288986459173235156305864052
- liquidity :15057985645528618973029449
- tick :-34259
-
Address
- CoW Protocol: GPv2Settlement
Name
Interaction (index_topic_1 address target, uint256 value, bytes4 selector)View Source
Topics
- 0 0xed99827efb37016f2275f98c4bcf71c7551c75d59e9b450f79fa32e60be672c2
- 1: target 0xDef1C0ded9bec7F1a1670819833240f027b25EfF
Data
- value :0
- selector :6AF479B2
-
Address
- Wrapped Ether
Name
Withdrawal (index_topic_1 address src, uint256 wad)View Source
Topics
- 0 0x7fcf532c15f0a6db0bd6d0e038bea71d30d808c7d98cb3bf7268a95bf5081b65
- 1: src 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
Data
- wad :1543070472502863283
-
Address
- CoW Protocol: GPv2Settlement
Name
Interaction (index_topic_1 address target, uint256 value, bytes4 selector)View Source
Topics
- 0 0xed99827efb37016f2275f98c4bcf71c7551c75d59e9b450f79fa32e60be672c2
- 1: target 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2
Data
- value :0
- selector :2E1A7D4D
-
Address
- NFT Worlds: WRLD Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
- 2: to 0x6c55b741Bc3d933c8D7c587F9B53eC3FF39FD1FE
Data
- value :9853538387812227090707
-
Address
- Uniswap Protocol: UNI token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 amount)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
- 2: to 0x23ac67bBE96202Abe0c4BC28c541Ada409dad5d6
Data
- amount :307013168472446565601
-
Address
- Circle: USDC Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
- 2: to 0xe76Aa43733adb3a14F4c93ECc0d5e8D888929A4D
Data
- value :4480988116
-
Address
- xDai: STAKE Token
Name
Transfer (index_topic_1 address from, index_topic_2 address to, uint256 value)View Source
Topics
- 0 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef
- 1: from 0x9008D19f58AAbD9eD0D60971565AA8510560ab41
- 2: to 0x027D0c013485801c4c3E01B34B645c59faa4B235
Data
- value :642041235415361387697
-
Address
- CoW Protocol: GPv2Settlement
Name
Settlement (index_topic_1 address solver)View Source
Topics
- 0 0x40338ce1a7c49204f0099533b1e9a7ee0a3d261f84974ab7af36105b8c4e9db4
- 1: solver 0xe92F359e6F05564849AFa933CE8F62b8007A1d5D
Data
- 0x
A transaction is a cryptographically signed instruction that changes the blockchain state. Block explorers track the details of all transactions in the network. Learn more about transactions in our Knowledge Base.