{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62760",
    "entityType": "User",
    "nonce": "0x4029f3cb4aa8c347c37a636e77c0cc84794e348a2539a58eb7afd8b629d8802e",
    "signature": "0x17f53b22d95bdc2666f5b562af1fc2817ff505e3b9903adbc9e601849085cdfd610684e469f5553fccfc70594f3d11d5e561298743f06bd99ec03f20e6c6bd851c",
    "signer": "0x0251F693d1B18216113f36EA90d754E0f03C1f0c",
    "userId": "233929270"
  }
}