{
  version: 1,
  guardianSetIndex: 1,
  signatures: [],
  timestamp: 0,
  nonce: 1544861923,
  emitterChain: 1,
  emitterAddress: '0x0000000000000000000000000000000000000000000000000000000000000004',
  sequence: 18267094531749757526n,
  consistencyLevel: 32,
  payload: {
    module: 'TokenBridge',
    type: 'ContractUpgrade',
    chain: 3,
    address: '0x0000000000000000000000000000000000000000000000000000000000000fb2'
  },
  digest: '0x7c8bd53e23a704a5476810d36335d2b9d65e4182e4863af3b27bd6a1ac8825e4'
}