{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T23:35:54.468808+00:00","duration_seconds":0.53861,"id":1483222,"input_summary":"chars=874 node=683210","metadata":{"llm_candidates":[{"callsign":"W6IDK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=W6IDK","recording_id":151117,"started_at":"2026-07-07T23:35:53.930198+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148834}