{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "54277",
    "entityType": "User",
    "nonce": "0x05fab0afba1d284f13ba813aa3a5f5c2cd9401ca551c729681d80a5128f72703",
    "signature": "0x5d7fef8a4043e6349bd95844e51e12be1360e6637dd3259541c42777ed9d5015529245704092ac50c46cf51ceaaf88c917102ed49dfd8afdd711ef8d9b1e405d1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}