{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1460",
    "entityType": "User",
    "nonce": "0x7dc2517a51b4599262237db28c8d54a2514421ad65a991c7fd283a53f2d524ad",
    "signature": "0x3200dcc624d3ccc90388826cdc5a008f961723d39cfba181a812a0ad1ec9d893032b81dc637a5fa25be760ddac00abc93e11cb505ff220c003610b6be3ce01e21c",
    "signer": "0x2B4Cb793d60f1A482873aC5cd541E6151143Bc51",
    "userId": "398345"
  }
}