{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x20e7fa447c7eb8f15777210a505067974e6904fb6ef65017ad7cdf421bc27028",
    "signature": "0x9e7a5290e4c21b4be63365b108ae6d776013cbb7feb4834f5af4f782403e35352ecc06cad332d25791e7bbef0c70e1327f5bf89a6f880367edb9dcc25c0f16731b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}