{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T10:11:58.708339+00:00","duration_seconds":0.468087,"id":1732969,"input_summary":"chars=17 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KD7ABI","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KD7ABI","recording_id":167798,"started_at":"2026-07-16T10:11:58.240252+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":163773}