{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T01:07:39.777587+00:00","duration_seconds":2.553417,"id":1351782,"input_summary":"chars=477 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7IHG","confidence":0.78},{"callsign":"W7A","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=K7IHG,W7A","recording_id":141969,"started_at":"2026-07-04T01:07:37.224170+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":140559}