[
  {
    "type": "function",
    "name": "createRole",
    "inputs": [
      {
        "name": "role",
        "type": "bytes32",
        "internalType": "bytes32"
      },
      {
        "name": "admin",
        "type": "bytes32",
        "internalType": "bytes32"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  }
]