{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T19:31:37.482174+00:00","duration_seconds":2.592129,"id":1477296,"input_summary":"chars=653 node=683211","metadata":{"llm_candidates":[{"callsign":"KM4SMV","confidence":0.78},{"callsign":"KI7EI","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KM4SMV,KI7EI","recording_id":150689,"started_at":"2026-07-07T19:31:34.890045+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148460}