{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T04:56:30.539231+00:00","duration_seconds":1.221964,"id":314243,"input_summary":"chars=423 node=683210","metadata":{"llm_candidates":[{"callsign":"QK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=QK7NQN","recording_id":2901,"started_at":"2026-06-25T04:56:29.317267+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":2901}