{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "353528",
    "entityType": "User",
    "nonce": "0x076dc4efde0c979a2fb4fd94b2d94b8274e9d76ab92d871f1dd7c87f1212685d",
    "signature": "0x8d9c9df50b677732ccb91c91fa08c2710442ca348867d9b609c15b931b7fbd895fe9733d0d374d2409d6aa1f8ad458d7f12f1cef5e7f475ec79e816b9ec904421c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}