[
  {
    "name": "records",
    "type": "function",
    "stateMutability": "view",
    "inputs": [
      {
        "type": "uint64",
        "name": "blockNumber"
      }
    ],
    "outputs": [
      {
        "type": "bytes32",
        "name": "blockHash"
      },
      {
        "type": "bytes32",
        "name": "stateRoot"
      },
      {
        "type": "uint64",
        "name": "timestamp"
      }
    ]
  },
  {
    "name": "HeaderCached",
    "type": "event",
    "inputs": [
      {
        "type": "uint64",
        "name": "blockNumber",
        "indexed": true
      },
      {
        "type": "bytes32",
        "name": "blockHash",
        "indexed": true
      },
      {
        "type": "bytes32",
        "name": "stateRoot"
      },
      {
        "type": "uint64",
        "name": "timestamp"
      }
    ]
  }
]