{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T00:01:02.288148+00:00","duration_seconds":1.638199,"id":425536,"input_summary":"chars=2142 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KI7ZEI","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=4 calls=KI7ZEI","recording_id":98998,"started_at":"2026-06-26T00:01:00.649949+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":98999}