{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T12:13:16.880685+00:00","duration_seconds":0.442808,"id":1618795,"input_summary":"chars=121 node=683211","metadata":{"llm_candidates":[{"callsign":"K3KY","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=K3KY","recording_id":160363,"started_at":"2026-07-12T12:13:16.437877+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157224}