{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T03:47:41.514172+00:00","duration_seconds":0.678169,"id":1314668,"input_summary":"chars=477 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7MZW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=KK7MZW","recording_id":139321,"started_at":"2026-07-03T03:47:40.836003+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":138148}