{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T00:01:19.544875+00:00","duration_seconds":0.641048,"id":1095426,"input_summary":"chars=542 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7FKB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7FKB","recording_id":21276,"started_at":"2026-06-29T00:01:18.903827+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":21277}