{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "176490",
    "entityType": "User",
    "nonce": "0xe8aa29ec9be456ae019115f0b02e190804418ce407ba7d1ac808ee6564f7ae4d",
    "signature": "0x4a4c8c8e2b4312001c95db54f91f39869cfa91de174c20744801521bf9ceb125273dbf20b5e7e7a18bc87ba1bb4c44a2f4aa10261ba6e0fcb4a4922edb0307101c",
    "signer": "0x50Fa68E2236737fa15f471F72A9AD1Ea99870D8c",
    "userId": "336906"
  }
}