{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T19:26:01.351585+00:00","duration_seconds":2.371788,"id":1274904,"input_summary":"chars=806 node=683211","metadata":{"llm_candidates":[{"callsign":"KI7CEI","confidence":0.78},{"callsign":"K9MLR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KI7CEI,K9MLR","recording_id":136353,"started_at":"2026-07-01T19:25:58.979797+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":135500}