{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T05:54:17.514484+00:00","duration_seconds":0.465178,"id":1424002,"input_summary":"chars=232 node=683211","metadata":{"llm_candidates":[{"callsign":"KE7KZH","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KE7KZH","recording_id":146983,"started_at":"2026-07-06T05:54:17.049306+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145171}