{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T03:21:29.600892+00:00","duration_seconds":2.464236,"id":1454654,"input_summary":"chars=68 node=66296","metadata":{"llm_candidates":[{"callsign":"W7HYZ","confidence":0.78},{"callsign":"W7EE","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=W7HYZ,W7EE","recording_id":149095,"started_at":"2026-07-07T03:21:27.136656+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147031}