{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T03:48:25.335052+00:00","duration_seconds":1.822455,"id":1721824,"input_summary":"chars=500 node=66296","metadata":{"llm_candidates":[{"callsign":"Q7H","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=Q7H","recording_id":166907,"started_at":"2026-07-16T03:48:23.512597+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":163127}