{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T16:16:39.026372+00:00","duration_seconds":2.325532,"id":1507302,"input_summary":"chars=889 node=66296","metadata":{"llm_candidates":[{"callsign":"KD7WBD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KD7WBD","recording_id":152816,"started_at":"2026-07-08T16:16:36.700840+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150329}