{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T20:15:38.371659+00:00","duration_seconds":0.97164,"id":402621,"input_summary":"chars=420 node=683210","metadata":{"llm_candidates":[{"callsign":"KJ7GKS","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7GKS","recording_id":123422,"started_at":"2026-06-25T20:15:37.400019+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":123419}