{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T00:29:22.180057+00:00","duration_seconds":4.989721,"id":1817644,"input_summary":"chars=827 node=683210","metadata":{"llm_candidates":[{"callsign":"KF8F","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=4 calls=KF8F","recording_id":173710,"started_at":"2026-07-18T00:29:17.190336+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169183}