{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "735701",
    "entityType": "User",
    "nonce": "0xb2f62ae4e92d28dc74c800bb0f456af33abbac41ed3ea929e50fc95b81d6ea7b",
    "signature": "0x657c8656b269f8ae482bd94c4ffbe809d33dcb089fa7a9a56d1ed96eb223cdd322686a598c4c9601087d1c3e2968944b353cc44ce3012f6e8556703befbca0d01b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}