{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-29T17:54:18.466392+00:00","duration_seconds":7.838639,"id":2950863,"input_summary":"chars=787 node=683211","metadata":{"llm_candidates":[{"callsign":"KG7AI","confidence":0.78},{"callsign":"K0EC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KG7AI,K0EC","recording_id":279540,"started_at":"2026-08-29T17:54:10.627753+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":264022}