{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "985168351",
    "entityType": "User",
    "nonce": "0x1be3e276d8d2c457746e6aad7e948d0fe362138be0b8b3723f5452d82cd38b99",
    "signature": "0xdc12ebe637532881e46e469b7ea8f8c89caa7fa7c35fe8072d54bc58d8461e9d1ae64ad1797f1f2f9023fcf35c19f7fdc82f045694c35d83ed15f553f05363141b",
    "signer": "0x8b77d47DA28d313A2824468913d2f44F9a5B7b75",
    "userId": "808833626"
  }
}