{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "190891",
    "entityType": "User",
    "nonce": "0xf8fb603b2d6ba5224eab5fd73f913d5a3200d5cabab2d58080fd23e83920e178",
    "signature": "0x805e3fc619fc638c754e5c336944b9f8ae2d779ab12ce913a9e4879df6e07a8f3c0605c4102800e889ac50cd231eedaf013277cb5708dd883fd56215eb29ab7b1c",
    "signer": "0x053AE6b4e0E1ca4c355a1f76Ce5696623A43A617",
    "userId": "79438"
  }
}