{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T17:14:19.520100+00:00","duration_seconds":2.643457,"id":1626673,"input_summary":"chars=696 node=683210","metadata":{"llm_candidates":[{"callsign":"VA30P","confidence":0.78},{"callsign":"VA7SL","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=VA30P,VA7SL","recording_id":160887,"started_at":"2026-07-12T17:14:16.876643+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157728}