{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-30T21:35:49.739679+00:00","duration_seconds":4.327012,"id":2976222,"input_summary":"chars=103 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7XJ","confidence":0.78},{"callsign":"K7CE","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7XJ,K7CE","recording_id":282024,"started_at":"2026-08-30T21:35:45.412667+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":266323}