{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T20:48:33.242663+00:00","duration_seconds":2.938035,"id":1307497,"input_summary":"chars=692 node=66296","metadata":{"llm_candidates":[{"callsign":"WA7AD","confidence":0.78},{"callsign":"KI7R","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=WA7AD,KI7R","recording_id":138851,"started_at":"2026-07-02T20:48:30.304628+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137700}