import urllib.parse

def build_query_string(data: dict) -> str:
    required_keys = [
        "profile",
        "pred_type",
        "launch_datetime",
        "launch_latitude",
        "launch_longitude",
        "launch_altitude",
        "ascent_rate",
        "burst_altitude",
        "descent_rate"
    ]

    # Проверяем, что все ключи на месте
    missing_keys = [key for key in required_keys if key not in data]
    if missing_keys:
        raise ValueError(f"Missing required keys: {', '.join(missing_keys)}")

    # Собираем строку запроса
    return urllib.parse.urlencode({k: data[k] for k in required_keys})

# Пример:
json_data = {
    "profile": "standard_profile",
    "pred_type": "single",
    "launch_datetime": "2025-03-16T08:47:00Z",
    "launch_latitude": "56.6992",
    "launch_longitude": "38.8247",
    "launch_altitude": "0",
    "ascent_rate": "5",
    "burst_altitude": "30000",
    "descent_rate": "5"
}

query_string = build_query_string(json_data)
print(query_string)