{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T00:58:09.099911+00:00","duration_seconds":2.087765,"id":1636973,"input_summary":"chars=335 node=683211","metadata":{"llm_candidates":[{"callsign":"AA4WP","confidence":0.78},{"callsign":"AA4H","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=AA4WP,AA4H","recording_id":161561,"started_at":"2026-07-13T00:58:07.012146+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158366}