{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T07:58:16.724853+00:00","duration_seconds":7.837846,"id":1786391,"input_summary":"chars=448 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7LED","confidence":0.78},{"callsign":"K7CX","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7LED,K7CX","recording_id":171530,"started_at":"2026-07-17T07:58:08.887007+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167183}