{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x444ae0a4bc516b8132b41c91b5dfb62c2593bb777a6d7828bc42c2381931e3ff",
    "signature": "0xcbd7d568bea274de84dd872d53151265edee55be714a481cf6283499f82509066a622e3ab3ed2f1199af0c4900ab5430ca2aacb940848ebb3e213ac9c0dafd2a1b",
    "signer": "0x3f93795890823697DfbF664DB6e77baEa2e9e8D4",
    "userId": "763508568"
  }
}