{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T16:35:08.716184+00:00","duration_seconds":1.344437,"id":1030950,"input_summary":"chars=421 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7S","confidence":0.78},{"callsign":"K7WA","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7S,K7WA","recording_id":22266,"started_at":"2026-06-28T16:35:07.371747+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":22267}