{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "831215165",
    "entityType": "User",
    "nonce": "0xfda0ea552d2781542018ecac22df2a384ce3033cab9575bf939ddd35f35ddb08",
    "signature": "0x7fd172a494ba3f8344bab716628ce113e53ae607422165a3620d6e3accd6d6a64da03dc0438023f4f2b37d99f53d6fcf2f8bb66181326ad24ba0d3a8f0b1116c1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}