{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T02:55:09.756617+00:00","duration_seconds":1.198376,"id":444049,"input_summary":"chars=508 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KG7FWB","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KG7FWB","recording_id":89828,"started_at":"2026-06-26T02:55:08.558241+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":89829}