{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T18:33:26.242675+00:00","duration_seconds":2.162118,"id":1836590,"input_summary":"chars=639 node=683210","metadata":{"llm_candidates":[{"callsign":"KF8GL","confidence":0.78},{"callsign":"KL5OG","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KF8GL,KL5OG","recording_id":175009,"started_at":"2026-07-18T18:33:24.080557+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170316}