// SPDX-License-Identifier: MIT
pragma solidity ^0.8.1;

/**
 * @title DebankL2Register
 */

contract DebankL2Register {

    mapping(address => uint256) public nonces;
    mapping(address => string) public l2Accounts;

    event Register(address user, string l2Account, uint256 registerCnt);

    function register(string calldata l2Account) public {
        l2Accounts[msg.sender] = l2Account;
        nonces[msg.sender] += 1;
        emit Register(msg.sender, l2Account, nonces[msg.sender]);
    }
}

{
  "compilationTarget": {
    "DebankL2Register.sol": "DebankL2Register"
  },
  "evmVersion": "paris",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "remappings": []
}