{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T14:02:32.853793+00:00","duration_seconds":1.740054,"id":1658726,"input_summary":"chars=42 node=683210","metadata":{"llm_candidates":[{"callsign":"KA1ANW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KA1ANW","recording_id":163050,"started_at":"2026-07-13T14:02:31.113739+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159777}