{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T15:20:29.978007+00:00","duration_seconds":4.267898,"id":1202543,"input_summary":"chars=501 node=66296","metadata":{"llm_candidates":[{"callsign":"KG7CNU","confidence":0.78},{"callsign":"K9WRP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KG7CNU,K9WRP","recording_id":131028,"started_at":"2026-06-29T15:20:25.710109+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":130683}