[
  {
    "anonymous": false,
    "inputs": [
      {
        "indexed": true,
        "internalType": "address",
        "name": "author",
        "type": "address"
      },
      {
        "indexed": false,
        "internalType": "uint64",
        "name": "timestamp",
        "type": "uint64"
      },
      {
        "indexed": false,
        "internalType": "string",
        "name": "message",
        "type": "string"
      }
    ],
    "name": "NewMessage",
    "type": "event"
  },
  {
    "inputs": [],
    "name": "count",
    "outputs": [
      {
        "internalType": "uint256",
        "name": "",
        "type": "uint256"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [],
    "name": "getAll",
    "outputs": [
      {
        "internalType": "address[]",
        "name": "authors",
        "type": "address[]"
      },
      {
        "internalType": "uint64[]",
        "name": "timestamps",
        "type": "uint64[]"
      },
      {
        "internalType": "string[]",
        "name": "messages",
        "type": "string[]"
      }
    ],
    "stateMutability": "view",
    "type": "function"
  },
  {
    "inputs": [
      {
        "internalType": "string",
        "name": "message",
        "type": "string"
      }
    ],
    "name": "writeMessage",
    "outputs": [],
    "stateMutability": "nonpayable",
    "type": "function"
  }
]