{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T19:21:59.512469+00:00","duration_seconds":0.853877,"id":1631410,"input_summary":"chars=633 node=66296","metadata":{"llm_candidates":[{"callsign":"WQ7H","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=WQ7H","recording_id":161213,"started_at":"2026-07-12T19:21:58.658592+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158038}