{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T05:59:21.286979+00:00","duration_seconds":0.854977,"id":1726913,"input_summary":"chars=618 node=683211","metadata":{"llm_candidates":[{"callsign":"K9BDC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K9BDC","recording_id":167330,"started_at":"2026-07-16T05:59:20.432002+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":163460}