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Does anyone have an example of a 'gasless' metatransaction utilizing Defender Relayer that simply picks up gas (MATIC) for a transfer event (ERC20 tokens) (Polygon)?
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0
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34
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January 17, 2023
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ERC721 Contract EOA does not exist]
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2
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66
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January 2, 2023
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Calling to Autotask high latency
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2
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91
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December 16, 2022
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I lost my liquidity
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7
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85
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December 3, 2022
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Clones not verified under OpenZeppelin Contracts 4.2 or Solidity 0.8.6
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6
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1221
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July 21, 2021
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How can I get back ownership my token contract Masterchef
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6
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112
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October 17, 2022
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DeployProxy with HardHat on Local Network Error
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3
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175
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October 4, 2022
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Contract not getting listen on opensea mainnet, however shows NFTs in metamask & works on testnet
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4
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1271
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September 4, 2022
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Why is onlyOwner and _checkOwner divided into two places?
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2
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125
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September 2, 2022
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Push opeartion not working
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1
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108
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August 29, 2022
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What's the reasoning behind ERC165StorageUpgradable?
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1
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126
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August 19, 2022
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Is it possible to create a vesting contract for NFT?
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8
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1408
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August 17, 2022
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BSCscan - Unable to generate Contract ByteCode and ABI
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11
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10064
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August 5, 2022
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Explain the practical use of increaseAllowance and decreaseAllowance functions on ERC20
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7
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4043
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July 27, 2022
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Token tracker showing 0 holders
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0
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163
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July 27, 2022
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How to verify contract sorce code on polygonscan
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2
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321
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July 25, 2022
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Truffle flattener is not working on a smart contract which has @openzeppelin/contract3.4.0 version imported.
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1
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197
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July 8, 2022
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grantRole(A_ROLE, SOMEONE) is returning missing role 0x00...000 for a function that does not use AccessControl
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3
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224
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June 16, 2022
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Question about the design of ERC20 transferFrom function
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5
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179
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June 8, 2022
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Can't initialize state variable in proxy contract on deployment in UUPS pattern
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2
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330
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June 8, 2022
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Contract "NFTMarket" should be marked as abstract (when implementing IERC721Receiver interface along with ReentrancyGuard)
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2
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1083
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April 6, 2022
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Can we use ownable and access control at once?
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1
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233
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June 1, 2022
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Getting error: ECDSA: invalid signature length
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26
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1274
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May 30, 2022
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tokenOfOwnerByIndex not working after burning NFT
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1
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282
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May 23, 2022
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Metamask showing lot of information for meta txns
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0
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226
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May 16, 2022
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Recursively generating OpenZeppelin dependencies
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3
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207
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May 10, 2022
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IERC20 Approve is not working
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0
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325
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April 25, 2022
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What is the main use of defender?
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3
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272
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April 13, 2022
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Openzepplin not found either you install it using NPM or import straight from the Github
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6
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966
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April 6, 2022
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Initialize derived contract and call base initlializer
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2
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365
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March 31, 2022
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