{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0x442ccd5351d854d8c9d17a48b2573dc477e4bb350f8a803b92851ce48f0cad52",
    "signature": "0xe831793ddb408b3f34b0e7bb7efa7432450c11e4af7eea148e43138532c32f312caf31bad98b905952c7b88668cc9edf8e20ff014f15f139288000473e170a521c",
    "signer": "0xba8641093D46591A527082dC8064445CBFc9215B",
    "userId": "943343792"
  }
}