{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T12:57:47.057348+00:00","duration_seconds":2.190889,"id":1740135,"input_summary":"chars=573 node=683210","metadata":{"llm_candidates":[{"callsign":"W4RAC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=W4RAC","recording_id":168296,"started_at":"2026-07-16T12:57:44.866459+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":164259}