{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T12:41:10.433605+00:00","duration_seconds":1.318616,"id":1429139,"input_summary":"chars=820 node=683211","metadata":{"llm_candidates":[{"callsign":"KC2VKG","confidence":0.78},{"callsign":"VE1WI","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KC2VKG,VE1WI","recording_id":147237,"started_at":"2026-07-06T12:41:09.114989+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145415}