{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-14T12:44:53.952267+00:00","duration_seconds":1.096063,"id":1695020,"input_summary":"chars=299 node=683210","metadata":{"llm_candidates":[{"callsign":"N2FYA","confidence":0.78},{"callsign":"K5PMI","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=N2FYA,K5PMI","recording_id":165483,"started_at":"2026-07-14T12:44:52.856204+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":162007}