{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T12:55:45.101242+00:00","duration_seconds":2.07762,"id":1462580,"input_summary":"chars=492 node=683211","metadata":{"llm_candidates":[{"callsign":"KB9SK","confidence":0.78},{"callsign":"KC2PG","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KB9SK,KC2PG","recording_id":149611,"started_at":"2026-07-07T12:55:43.023622+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147527}