{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "297007",
    "entityType": "User",
    "nonce": "0xac71cd5463db2fd53e383d94ea650260785fbccdfa1a99b9fb6a2ffb1804af9d",
    "signature": "0x5ba4f9b704b3246f29bfe907bcd4d8d1c0656963b1d1e0a601eb70b4c4e9e70f1eb7df1208bde06cb38963c66c27066da10404c5a469e7575de029f9a842c5561b",
    "signer": "0xdA0eFB0e7b973C487c12501759aDb23012CB5248",
    "userId": "178070"
  }
}