{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T00:28:51.277812+00:00","duration_seconds":0.89412,"id":1587180,"input_summary":"chars=686 node=683210","metadata":{"llm_candidates":[{"callsign":"KJ5LCO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KJ5LCO","recording_id":158202,"started_at":"2026-07-11T00:28:50.383692+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":155318}