{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "12180",
    "entityType": "User",
    "nonce": "0x09711d7a1c221587185a32e0409f61ef531f43641ed1b25f08987e61a4a197cd",
    "signature": "0x532fbe30b930d11f2ba6faae4a727a38f7feddc28cbebfbecd8a82888b81b2d93dc16cf325274644dd5917ae8466221c39dfae5c2525669af6f03b87004604021c",
    "signer": "0x243f92B83d056f818b9b95664A8B7A86805A3E71",
    "userId": "111448"
  }
}