{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T22:55:56.319737+00:00","duration_seconds":6.42205,"id":1635882,"input_summary":"chars=32 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7LET","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7LET","recording_id":161485,"started_at":"2026-07-12T22:55:49.897687+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158299}