{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-10T14:32:44.558622+00:00","duration_seconds":3.254696,"id":2504355,"input_summary":"chars=724 node=683211","metadata":{"llm_candidates":[{"callsign":"KE9DFF","confidence":0.78},{"callsign":"C9DFF","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KE9DFF,C9DFF","recording_id":230984,"started_at":"2026-08-10T14:32:41.303926+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":220398}