{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T18:34:23.772341+00:00","duration_seconds":0.654696,"id":1836641,"input_summary":"chars=527 node=683210","metadata":{"llm_candidates":[{"callsign":"KL7JIU","confidence":0.78},{"callsign":"KL7JIP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KL7JIU,KL7JIP","recording_id":175013,"started_at":"2026-07-18T18:34:23.117645+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170320}