{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T22:52:34.183108+00:00","duration_seconds":12.214472,"id":1635792,"input_summary":"chars=627 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7AOM","confidence":0.78},{"callsign":"AK7A","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7AOM,AK7A","recording_id":161478,"started_at":"2026-07-12T22:52:21.968636+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158293}