{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T14:49:40.217011+00:00","duration_seconds":2.753593,"id":1598386,"input_summary":"chars=724 node=683211","metadata":{"llm_candidates":[{"callsign":"KC7LRS","confidence":0.78},{"callsign":"K60K","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KC7LRS,K60K","recording_id":158965,"started_at":"2026-07-11T14:49:37.463418+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":155991}