{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "13529493",
    "entityType": "User",
    "nonce": "0xfd99fc7987e007670871b76bce8b66d813c21aff31ae2b62ee7990d9413bdd34",
    "signature": "0x6cb1090c4c97aacfc0bb920ab8d00172c6b33a62d755a7b23c5b5c2bf2de37003164d31a44bfc9c3a0a2398d7e93d998ff9f8f918808269b75f93a5176c26c891b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}