{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T16:48:28.258479+00:00","duration_seconds":2.776091,"id":1439128,"input_summary":"chars=865 node=66296","metadata":{"llm_candidates":[{"callsign":"K9BDC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K9BDC","recording_id":147987,"started_at":"2026-07-06T16:48:25.482388+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146063}