{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "16758",
    "entityType": "User",
    "nonce": "0xa1c7ee518fabad933c5402c32df4db6208eb09b50bb2db0dacd255b8fcc9dcb9",
    "signature": "0x442d93fb1c214153fb045de19ad554963c65a60bc19c97a6ab7ab2b2a153cfd21fdb9abfee7d9dc961f8a98ebcaee3b2b67c8bb91761c8271967e80e420fb1851c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}