[
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    "bytes": "1",
    "label": "_initialized",
    "offset": 0,
    "slot": "0",
    "type": "uint8"
  },
  {
    "bytes": "1",
    "label": "_initializing",
    "offset": 1,
    "slot": "0",
    "type": "bool"
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    "bytes": "30",
    "label": "spacer_0_2_30",
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    "type": "bytes30"
  },
  {
    "bytes": "20",
    "label": "messenger",
    "offset": 0,
    "slot": "1",
    "type": "contract CrossDomainMessenger"
  },
  {
    "bytes": "20",
    "label": "otherBridge",
    "offset": 0,
    "slot": "2",
    "type": "contract StandardBridge"
  },
  {
    "bytes": "1472",
    "label": "__gap",
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    "slot": "3",
    "type": "uint256[46]"
  }
]