{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "10678",
    "entityType": "User",
    "nonce": "0x8f4289c00201d7873c2a3d30706efd8a6e35e2cb0c103407fcc23d2f89f294ff",
    "signature": "0xc196d6bd37b24354efe4c09dc4da3954291e02444ba797b6a15dd2697ef96dff532ba33388176a8f4dd3a357c272f075be06ab05ba97e324178b7d818ddc97fe1b",
    "signer": "0xf5BfE006B204417a4a7D6B64C2336EEE309eCc17",
    "userId": "610888861"
  }
}