{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T15:16:11.313943+00:00","duration_seconds":1.172375,"id":1266998,"input_summary":"chars=438 node=683210","metadata":{"llm_candidates":[{"callsign":"W1ATB","confidence":0.78},{"callsign":"WU6H","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=W1ATB,WU6H","recording_id":135799,"started_at":"2026-07-01T15:16:10.141568+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":134983}