{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "2790",
    "entityType": "User",
    "nonce": "0xd4beb0ad6cba8b04ed1ad1a6514c84517773f9b448ed8e808f271d8e4c9689d1",
    "signature": "0x0457ff1c49b5d90e5f9d5b852d9f12bef9ed21d386758635857bc29c94e17f4f2be756a0c7e4be14696b12482f2f4b870d6803a535b55c1d07d92f0069d00acb1c",
    "signer": "0x053AE6b4e0E1ca4c355a1f76Ce5696623A43A617",
    "userId": "79438"
  }
}