{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T03:09:23.989371+00:00","duration_seconds":1.448818,"id":1616281,"input_summary":"chars=570 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KK7AOM","confidence":0.78},{"callsign":"KM7GWB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7AOM,KM7GWB","recording_id":160226,"started_at":"2026-07-12T03:09:22.540553+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157103}