{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-20T22:36:09.178031+00:00","duration_seconds":7.25217,"id":2740189,"input_summary":"chars=344 node=683210","metadata":{"llm_candidates":[{"callsign":"N3MSC","confidence":0.78},{"callsign":"N5Z","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=N3MSC,N5Z","recording_id":256596,"started_at":"2026-08-20T22:36:01.925861+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":243404}