{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T04:49:52.078815+00:00","duration_seconds":2.396715,"id":1421150,"input_summary":"chars=873 node=683211","metadata":{"llm_candidates":[{"callsign":"KI7RMU","confidence":0.78},{"callsign":"KE7KZH","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=KI7RMU,KE7KZH","recording_id":146802,"started_at":"2026-07-06T04:49:49.682100+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":144990}