{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "780125",
    "entityType": "User",
    "nonce": "0x71819973e9073de9d9c75fe884478c56d5bb091d85aed5ab96d2afc766e5cb3a",
    "signature": "0x7f11b9ef4c4944b2d6ee3fe8c1def6738423264f9561aa49828769ca12c0db3d344b81a762bf4f4f39b00d9e84d125cd045dc23eb1e2a6c8f678d999de48e7aa1c",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}