{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3636",
    "entityType": "User",
    "nonce": "0x5699611e7b1bbb6dbd8fd23169fdfa62d4e316eb611d06170f04f1560772d913",
    "signature": "0xd3f76b3aba4010a8723af1e011fb351f6a08c899fe7382065cb2077a9923b44a4d3b1e9394a6a62a42e893347d870ad26d8f091dd0367aa2b45a6f55396870a51c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}