{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T22:40:22.426003+00:00","duration_seconds":0.590869,"id":1517444,"input_summary":"chars=53 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7L","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7L","recording_id":153458,"started_at":"2026-07-08T22:40:21.835134+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150941}