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# Lines of code
https://github.com/code-423n4/2022-03-biconomy/blob/db8a1fdddd02e8cc209a4c73ffbb3de210e4a81a/package.json#L41
https://github.com/code-423n4/2022-03-biconomy/blob/db8a1fdddd02e8cc209a4…
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### Prize Bounty
8,000 USDC
### Challenge Description
Implement a set of contract that allows a user defined swap for one basket of tokens for another.
Swaps should be implemented as metatrans…
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- The wallet interactions freamework/API should be wallet-agnostic
- Apparently that's not the case right now, for example the experience of signing into the GoltfCraft (https://play.decentraland.org…
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Contracts that can send arbitrary transactions through some protocol, like Governor and TimelockController, should contain the required hook to receive ERC721 tokens via `safeTransfer` (which we imple…
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### Prize Bounty
**20 Ether**
### Challenge Description
MetaMask would like to see someone implement a generalized MetaTransaction standard that could be added to any smart contract to allow Met…
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# Lines of code
https://github.com/code-423n4/2022-02-hubble/blob/ed1d885d5dbc2eae24e43c3ecbf291a0f5a52765/contracts/ClearingHouse.sol#L11
https://github.com/code-423n4/2022-02-hubble/blob/ed1d885d5d…
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### Environment information
* OS: linux
* Python Version: 3.9.9
* `ape` and plugin versions:
```sh
$ ape --version
0.1.5
$ ape plugins list
Installed Plugins:
alchemy 0.1.0
sol…
r4VP4 updated
2 years ago
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I am trying to import the contract abi JSON files into my node project. e.x.
```typescript
import { ERC20 } from '@openzeplin/contracts';
```
However, the json files do not seem to be inclu…
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## Introduction
Native Meta transactions (a term first coined by Austin Thomas Griffith here : [https://medium.com/gitcoin/native-meta-transactions-e509d91a8482](https://medium.com/gitcoin/native-m…
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I am unable to use MinimalForwarder contract in my contract
**💻 Environment**
Remix- compiler-0.8.0
**📝 Details**
I got this while i try to compile Minimal Forwarder
```DeclarationError:…