{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "185086709",
    "entityType": "User",
    "nonce": "0x139cd98d2718569a899cef6348cc56f068e478c092e310a7805f696189b72e2c",
    "signature": "0x99cc935622c5cd702d0da4ecff59fc8791790596f45b9f3ff7040c813f091b623b19e546e4601c397bbdf1f7052b5be17690706d6481d5c81bfe4ecc0e15a4231b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}