{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T01:56:16.459159+00:00","duration_seconds":1.997301,"id":1552126,"input_summary":"chars=955 node=683211","metadata":{"llm_candidates":[{"callsign":"W7U","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=W7U","recording_id":155805,"started_at":"2026-07-10T01:56:14.461858+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153091}