{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T12:57:17.660124+00:00","duration_seconds":0.97193,"id":1790109,"input_summary":"chars=477 node=683211","metadata":{"llm_candidates":[{"callsign":"K7ADV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7ADV","recording_id":171756,"started_at":"2026-07-17T12:57:16.688194+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167406}