{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T18:00:24.766281+00:00","duration_seconds":0.455404,"id":1540411,"input_summary":"chars=150 node=683210","metadata":{"llm_candidates":[{"callsign":"WL7LP","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=WL7LP","recording_id":155097,"started_at":"2026-07-09T18:00:24.310877+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152424}