{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T20:37:36.249325+00:00","duration_seconds":1.740958,"id":1377965,"input_summary":"chars=801 node=66296","metadata":{"llm_candidates":[{"callsign":"KD7RAB","confidence":0.78},{"callsign":"KJ7JXM","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KD7RAB,KJ7JXM","recording_id":143865,"started_at":"2026-07-04T20:37:34.508367+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":142250}