{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-30T18:20:46.117391+00:00","duration_seconds":1.435614,"id":1242013,"input_summary":"chars=730 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7HLD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7HLD","recording_id":133911,"started_at":"2026-06-30T18:20:44.681777+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":133331}