{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "395",
    "entityType": "User",
    "nonce": "0x2db87121a93f49c00734450aaa3fa4c7be9df276bf33fc6a6ad6f1c48bd14035",
    "signature": "0xabfaa0561a4a11b0b5692ab151b1f456be0adf14a14e27ec373ff26a795573711ee23ad11f5ba9bc18cefbea87f0a15d112fe05305b6f622b610f84e71c755d11b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}