{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T04:39:59.381685+00:00","duration_seconds":2.779526,"id":1354942,"input_summary":"chars=528 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7IJZ","confidence":0.78},{"callsign":"K6IT","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7IJZ,K6IT","recording_id":142186,"started_at":"2026-07-04T04:39:56.602159+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":140747}