{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-02T17:31:57.101621+00:00","duration_seconds":3.553643,"id":2327771,"input_summary":"chars=407 node=683210","metadata":{"llm_candidates":[{"callsign":"V2VV4","confidence":0.78},{"callsign":"V4CA","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=V2VV4,V4CA","recording_id":212010,"started_at":"2026-08-02T17:31:53.547978+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":203405}