{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T16:13:43.948639+00:00","duration_seconds":9.969087,"id":1832703,"input_summary":"chars=487 node=66296","metadata":{"llm_candidates":[{"callsign":"KD7PWB","confidence":0.78},{"callsign":"W7PUY","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=KD7PWB,W7PUY","recording_id":174742,"started_at":"2026-07-18T16:13:33.979552+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170070}