{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T07:47:41.983868+00:00","duration_seconds":0.714698,"id":1285507,"input_summary":"chars=190 node=683210","metadata":{"llm_candidates":[{"callsign":"KM6UNQ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KM6UNQ","recording_id":137110,"started_at":"2026-07-02T07:47:41.269170+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":136172}