{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T15:39:25.604778+00:00","duration_seconds":0.839675,"id":1022186,"input_summary":"chars=1758 node=oldsys","metadata":{"llm_candidates":[{"callsign":"VE4KK","confidence":0.78},{"callsign":"VE6DZ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=VE4KK,VE6DZ","recording_id":29023,"started_at":"2026-06-28T15:39:24.765103+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":29024}