{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T15:31:10.481223+00:00","duration_seconds":1.11956,"id":1796634,"input_summary":"chars=52 node=683211","metadata":{"llm_candidates":[{"callsign":"A0E","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=A0E","recording_id":172283,"started_at":"2026-07-17T15:31:09.361663+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167830}