{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "419657",
    "entityType": "User",
    "nonce": "0x35008fc480bb53bc926481fc645aa6688dcc84b4f24a09ddce14d5c158d64076",
    "signature": "0x4ba3926b3c4db00a3cc3931af0b102258d27fda0032646177bce3f39fb964d1d1af88b9a9f18519cb9a0bdea75ed7960a28eb7621681745649af7da5b9b85a451b",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}