{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T14:55:40.077516+00:00","duration_seconds":0.459168,"id":1397740,"input_summary":"chars=110 node=66296","metadata":{"llm_candidates":[{"callsign":"K1MCU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K1MCU","recording_id":145155,"started_at":"2026-07-05T14:55:39.618348+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143453}