{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "394114",
    "entityType": "User",
    "nonce": "0x2bcb3f55a0bd7fa3611028400d35c6cf5f12b81debbc8813e08df2fec42f548a",
    "signature": "0xa116ada2871f5c384ec5a155e539ca156c13753b18cdfafbf8aab66014db8e764a91d29b726f72fddcb7e9123f15a7f34fc9cbb32028631d3e0e1cd7ac7ac6c51c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}