{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5698",
    "entityType": "User",
    "nonce": "0xcd38e03caf6d2b50e64018db25e236f7618120f2239e792d205448db70e53d41",
    "signature": "0xd86079271ba473d13a4d9177aa4e8c23e5408a35d37440bb65833b8b1782879f279990e77e4081f8cc4aa1373dd561278cc2fe7cb5c8c715f6cd3e67c8dd01f11c",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}