{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48247",
    "entityType": "User",
    "nonce": "0x50495eb81ca5db9b5bf0b2964114c0e8e6d4265a57e3a860e60d87db4d37078a",
    "signature": "0x7cbf1b632c2a3b5930cc4d9c869ff2e9f273020cc4bea978e994d266c0552e23392329559ab7f0795394921684e536a1c2cffbdcdb0813d9fe1dcde48a2e25a71c",
    "signer": "0xA7D206a8f2b63986B1Af437a01CFbCDCcE69601e",
    "userId": "856769027"
  }
}