{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T05:40:59.401531+00:00","duration_seconds":0.624908,"id":1784104,"input_summary":"chars=572 node=683211","metadata":{"llm_candidates":[{"callsign":"K7GGS","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7GGS","recording_id":171422,"started_at":"2026-07-17T05:40:58.776623+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167077}