{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10505",
    "entityType": "User",
    "nonce": "0xdaa82e0c82b24425e2a39966d8285cde65977e9c0b8f4b6ed8f7c93d2db6990f",
    "signature": "0x12e34c263df40bb8646ba2eb3f86240eb773efa17242e94a396dd0a88bd7b74d7c5e70da3aeb0c7b2ce6fb010aa7fb8103067c8dab7e62b7b000ad1c0ea5640f1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}