{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T15:02:36.299595+00:00","duration_seconds":1.318469,"id":1746045,"input_summary":"chars=755 node=683210","metadata":{"llm_candidates":[{"callsign":"WA60WF","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=WA60WF","recording_id":168736,"started_at":"2026-07-16T15:02:34.981126+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":164678}