{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T21:14:48.844936+00:00","duration_seconds":1.39725,"id":1215848,"input_summary":"chars=915 node=66296","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KF7ADV","recording_id":131941,"started_at":"2026-06-29T21:14:47.447686+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":131561}