{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T00:04:17.365275+00:00","duration_seconds":0.715686,"id":883203,"input_summary":"chars=655 node=683210","metadata":{"llm_candidates":[{"callsign":"KF5SSL","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KF5SSL","recording_id":127543,"started_at":"2026-06-28T00:04:16.649589+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":127509}