{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T21:18:11.683635+00:00","duration_seconds":1.89649,"id":551812,"input_summary":"chars=459 node=oldsys","metadata":{"llm_candidates":[{"callsign":"VO1UKZ","confidence":1.0},{"callsign":"KC2PKG","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=VO1UKZ,KC2PKG","recording_id":78975,"started_at":"2026-06-26T21:18:09.787145+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":78976}