{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T22:04:27.274501+00:00","duration_seconds":0.666069,"id":1076584,"input_summary":"chars=321 node=oldsys","metadata":{"llm_candidates":[{"callsign":"VE3VDQ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=VE3VDQ","recording_id":23464,"started_at":"2026-06-28T22:04:26.608432+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":23465}