{"success":true,"message":"Unified Firebase Control Center API v2.0-prod","endpoints":{"/dashboard":"Overall stats (5s cache)","/server":"Devices list (30min cache) - ?server=2+3+8 or ?device=online/offline","/sms":"SMS by number (5s cache) - ?number=9876543210&serverid=server_1 or =1","/devices":"All devices flat list (5s cache)","/otp":"Extracted OTPs from all SMS (3s cache)","/health":"Server health & stats"},"rate_limits":{"dashboard":"240 req/min","server":"600 req/min","sms":"960 req/min","devices":"200 req/min","otp":"540 req/min"},"auto_fetch_enabled":true,"auto_fetch_interval_min":30,"active_servers":30,"response_time":"0.000s"}