{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T20:12:29.511551+00:00","duration_seconds":5.224937,"id":1305711,"input_summary":"chars=287 node=66296","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78},{"callsign":"K87N","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7ADV,K87N","recording_id":138713,"started_at":"2026-07-02T20:12:24.286614+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137567}