{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xf8df5d9a1cf7ef551910755bc889c244a7d946efec0c410794938c08161e909f",
    "signature": "0x6bb85aca9e55b991bda89688850faf99f44d5486833e54e2d2b9b648da16374d4b1de1cf9c97a66c0f89ceb4415e9cbc6e933affac33fc7436b4577370d229aa1c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}