{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "325",
    "entityType": "User",
    "nonce": "0x328bf735be8fb312158575d1e117b1d07f3dc197b1b2484fe510cee992da5b8d",
    "signature": "0x0f6a9065654f5f081e0b4a03a5018e29883df6abd213a19b09f3c1680a9fc6f02181c4a105761a714fcd736588afab65627a7be9b865a976e1f5de4d1b3bd8711b",
    "signer": "0x84eb2a9cEc5A6107060d141D4BB88003603509D6",
    "userId": "393111"
  }
}