{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T12:19:49.386091+00:00","duration_seconds":7.915064,"id":1654582,"input_summary":"chars=555 node=683210","metadata":{"llm_candidates":[{"callsign":"VA3YBS","confidence":0.78},{"callsign":"W2RBC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=VA3YBS,W2RBC","recording_id":162730,"started_at":"2026-07-13T12:19:41.471027+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159484}