{"authentication":{"description":"All endpoints except /health and / require X-Secret header for authentication","header":"X-Secret","required":true},"endpoints":{"daily_stats":"/stats/daily","health":"/health","hourly_stats":"/stats/hourly","search_by_both":"/search/caller/{caller_id}/destination/{destination}","search_by_caller":"/search/caller/{caller_id}","search_by_destination":"/search/destination/{destination}","statistics":"/stats"},"filters":{"callee_prefix":"Callee number prefix","caller_prefix":"Caller number prefix (e.g., '123' for numbers starting with 123)","context":"Call context","from_date":"Start date (YYYY-MM-DD format)","hangup_cause":"Specific hangup cause","max_duration":"Maximum call duration in seconds","min_duration":"Minimum call duration in seconds","to_date":"End date (YYYY-MM-DD format)"},"parameters":{"limit":"Query parameter to limit results (default: 100, max: 1000)"},"service":"SSS Calls API","version":"1.0.0"}