{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xfbf98c1438269e00248c2baa5e81d7bb8741ba6adb07f4bd88f3c70d6663bb77",
    "signature": "0x89b2bfd29887da06ff53c14732f96297e84fd2c3383a16be214d8e59348094a46c1eb8cbf46ffb743701ac39f6437534b15c6084d1fd8f572c062ebeea5fedbf1b",
    "signer": "0xcE1000874CF7A0a7b16c35A55F7D6f10C607A868",
    "userId": "442277469"
  }
}