{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T17:46:18.898839+00:00","duration_seconds":0.828695,"id":1571984,"input_summary":"chars=698 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"HE7W","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=HE7W","recording_id":157214,"started_at":"2026-07-10T17:46:18.070144+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":154374}