[
  {
    "description": "tests empty msize",
    "source": [
      "MSIZE"
    ],
    "code": "0x59",
    "result": {
      "stack": [
        "0x00"
      ],
      "memory": []
    },
    "gasUsed": 2,
    "environment": {
      "coinbase": "0x0000000000000000000000000000000000000000",
      "address": "0x0000000000000000000000000000000000000000"
    },
    "message": {
      "data": "0x",
      "from": "0x0000000000000000000000000000000000000000"
    }
  }
]