{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T06:21:53.224416+00:00","duration_seconds":1.583562,"id":322724,"input_summary":"chars=401 node=683210","metadata":{"llm_candidates":[{"callsign":"AI6US","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=AI6US","recording_id":2041,"started_at":"2026-06-25T06:21:51.640854+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":2041}