{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T00:40:26.855672+00:00","duration_seconds":2.431419,"id":1410965,"input_summary":"chars=468 node=683211","metadata":{"llm_candidates":[{"callsign":"KF4E","confidence":0.78},{"callsign":"KI2F","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KF4E,KI2F","recording_id":146033,"started_at":"2026-07-06T00:40:24.424253+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":144264}