{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T12:59:24.151295+00:00","duration_seconds":0.591589,"id":1527647,"input_summary":"chars=418 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KK7I","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7I","recording_id":154147,"started_at":"2026-07-09T12:59:23.559706+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151571}