{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T19:07:08.589427+00:00","duration_seconds":6.73187,"id":1803723,"input_summary":"chars=963 node=683210","metadata":{"llm_candidates":[{"callsign":"B9JA1","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=B9JA1","recording_id":172741,"started_at":"2026-07-17T19:07:01.857557+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168270}