{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T02:52:57.239616+00:00","duration_seconds":2.220452,"id":1453864,"input_summary":"chars=68 node=66296","metadata":{"llm_candidates":[{"callsign":"K7ECF","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7ECF","recording_id":149040,"started_at":"2026-07-07T02:52:55.019164+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146982}