{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T15:07:37.116589+00:00","duration_seconds":2.486455,"id":1829882,"input_summary":"chars=717 node=683210","metadata":{"llm_candidates":[{"callsign":"K6LUV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K6LUV","recording_id":174539,"started_at":"2026-07-18T15:07:34.630134+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169892}