[
  {
    "description": "tests mstore8 and mload round trip",
    "source": [
      "PUSH2",
      "0x04ff",
      "PUSH1",
      "0x03",
      "MSTORE8",
      "PUSH1",
      "0x03",
      "MLOAD"
    ],
    "code": "0x6104ff600353600351",
    "result": {
      "stack": [
        "0xff00000000000000000000000000000000000000000000000000000000000000"
      ],
      "memory": []
    },
    "gasUsed": 21,
    "environment": {
      "address": "0x0000000000000000000000000000000000000000",
      "coinbase": "0x0000000000000000000000000000000000000000"
    },
    "message": {
      "data": "0x",
      "from": "0x0000000000000000000000000000000000000000"
    }
  }
]