{"message":"US Phone Validation API","version":"1.0.0","region":"US only","authentication":"Required (Bearer token)","endpoints":{"health":"GET /api/health (no auth required)","validatePhone":"GET /api/validate/:phone (requires auth)","validatePhoneBatch":"POST /api/validate/batch (requires auth)","validateEmail":"GET /api/validate/email/:email (requires auth)","validateEmailBatch":"POST /api/validate/email/batch (requires auth)"}}