{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xecae2532b15f3ea73738451bee20ca59f8d1ef9ea4fb0de5cd26048bc5c4da3f",
    "signature": "0x76698a92494f370f9381c5401901e5a8471a6f13c67818905b806dcaee98e43e6f80130b346608be27a9526be54978a9061c619049c3bfa830fc65a1804ea2231b",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}