{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60614",
    "entityType": "User",
    "nonce": "0x439008d76f664fb0a02a9f045b0f1ece26550acb74354843cc45b456f660cb0e",
    "signature": "0xa8a76e05efb740fdf8933c2c525f90def9fac74ca7e639067d669968f9602e0e3aa58e7f7c8e25a40163de84eb579ca2ab21ad3ea543770e33f76f2a68e1a5791c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}