{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T00:27:49.503235+00:00","duration_seconds":3.028127,"id":282642,"input_summary":"chars=818 node=683211","metadata":{"llm_candidates":[{"callsign":"GM0UUB","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=4 calls=GM0UUB,KK7NQN","recording_id":101769,"started_at":"2026-06-25T00:27:46.475108+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":101757}