{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T00:45:17.536323+00:00","duration_seconds":4.573094,"id":1411176,"input_summary":"chars=193 node=683211","metadata":{"llm_candidates":[{"callsign":"KJ4FBR","confidence":0.78},{"callsign":"R4CSQ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KJ4FBR,R4CSQ","recording_id":146049,"started_at":"2026-07-06T00:45:12.963229+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":144279}