{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0xca2ca5b2f57a0237dc6dd7f340217a962a6be053b02d0727624b99eb4f3627d4",
    "signature": "0xfb6fe6c8840c6ec6e73ab17b87615510087d2b58bc8868c89fee0d254bdef7af36e3a359577a7b6f07f2d0f5707134c60e70de28ef6db095ae979353560b165a1c",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}