/check_connection

data Payloads

{
  "status": "success",
  "data": {
    "systems": [
      {
        "name": "iPay",
        "operations": ["showqrcode", "check", "cancel"]
      },
      {
        "name": "Uzum",
        "operations": ["showqrcode", "check"]
      }
    ]
  }
}

operations is the authoritative source for currently available actions per system.