{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T16:04:19.152789+00:00","duration_seconds":0.809943,"id":1749135,"input_summary":"chars=697 node=66296","metadata":{"llm_candidates":[{"callsign":"N1AK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=N1AK","recording_id":168979,"started_at":"2026-07-16T16:04:18.342846+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":164886}