{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T01:01:37.174387+00:00","duration_seconds":0.520518,"id":1818326,"input_summary":"chars=619 node=683210","metadata":{"llm_candidates":[{"callsign":"K5Y","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K5Y","recording_id":173737,"started_at":"2026-07-18T01:01:36.653869+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169208}