{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T12:55:01.331934+00:00","duration_seconds":2.512602,"id":1289152,"input_summary":"chars=413 node=683210","metadata":{"llm_candidates":[{"callsign":"KJ5Q","confidence":0.78},{"callsign":"NW4Q","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ5Q,NW4Q","recording_id":137406,"started_at":"2026-07-02T12:54:58.819332+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":136437}