{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xa5e05bc5f1c0abc03ca74d18c5b62f035b5351deafdd58fd7386dd5dc0ce3096",
    "signature": "0x5adfbd2105392cd6b2cfff5164d708742533234cb322a9ad8064327046900d9704b63c533f63d35b4c77793a6b34a07b2f2f452d7f8272ab6f418f9353bf2e6a1b",
    "signer": "0x847d23265FCDC782e4C22a7089cD5b8896A75374",
    "userId": "145264625"
  }
}