{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T16:02:16.126292+00:00","duration_seconds":11.544955,"id":1296980,"input_summary":"chars=445 node=683210","metadata":{"llm_candidates":[{"callsign":"KC3TBC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KC3TBC","recording_id":138107,"started_at":"2026-07-02T16:02:04.581337+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":136986}