{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "295308",
    "entityType": "User",
    "nonce": "0x52fd09e3897c934f3e5883f5aa1f1125fe11f7f4001fa6fea388f46be924e0be",
    "signature": "0x5902e68c50b773b4e4dbecc37c722191bbe9a4439625a20d7d6364c22d91e09e1b470f5c53ee9de2c5b9fa331f7d1f2698b237ccfe5002413fd34744d8e3e32c1b",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}