{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T16:46:18.770786+00:00","duration_seconds":1.424203,"id":1205651,"input_summary":"chars=819 node=683211","metadata":{"llm_candidates":[{"callsign":"N7VLX","confidence":0.78},{"callsign":"K7NO","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=N7VLX,K7NO","recording_id":131225,"started_at":"2026-06-29T16:46:17.346583+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":130876}