{"service": "WhatsApp Gateway API", "version": "1.0.0", "status": "running", "endpoints": {"health": "/api/health/", "send_message": "/api/send-message/", "queue_status": "/api/queue-status/", "api_sources": "/api/sources/", "message_logs": "/api/logs/", "admin": "/admin/"}, "authentication": "API Key required", "documentation": "/api/", "methods": {"send_message": ["GET", "POST"], "queue_status": ["GET"], "api_sources": ["GET", "POST"], "message_logs": ["GET"], "health": ["GET"]}}