{"success":true,"message":"Crypto Exchange Backend API","version":"v1.0.0","endpoints":["/api/real-prices - Real-time pricing data","/api/polygon-status - Polygon deployment status","/api/saas/pricing - SaaS subscription tiers","/api/polygon-flashloan-check - Flash loan viability","/api/saas-signup - Customer registration","/health - System health check"],"competitive_advantage":"$0.01 Polygon gas vs $25 Ethereum + fresher data than CoinGecko"}