{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T22:56:08.037549+00:00","duration_seconds":1.848792,"id":1813994,"input_summary":"chars=617 node=683210","metadata":{"llm_candidates":[{"callsign":"K2HA","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K2HA","recording_id":173448,"started_at":"2026-07-17T22:56:06.188757+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168952}