{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-14T04:31:02.421166+00:00","duration_seconds":1.100162,"id":1686634,"input_summary":"chars=573 node=683211","metadata":{"llm_candidates":[{"callsign":"KA90HV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KA90HV","recording_id":164996,"started_at":"2026-07-14T04:31:01.321004+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":161530}