[
  {
    "bytes": "20",
    "label": "_owner",
    "offset": 0,
    "slot": "0",
    "type": "address"
  },
  {
    "bytes": "32",
    "label": "addresses",
    "offset": 0,
    "slot": "1",
    "type": "mapping(bytes32 => address)"
  }
]