{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T01:36:51.597898+00:00","duration_seconds":1.412956,"id":1588796,"input_summary":"chars=525 node=683210","metadata":{"llm_candidates":[{"callsign":"KM5W","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KM5W","recording_id":158286,"started_at":"2026-07-11T01:36:50.184942+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":155398}