{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T21:55:21.625442+00:00","duration_seconds":0.648095,"id":1481584,"input_summary":"chars=163 node=683210","metadata":{"llm_candidates":[{"callsign":"KD2LTM","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KD2LTM","recording_id":150977,"started_at":"2026-07-07T21:55:20.977347+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148729}