{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T06:21:40.736577+00:00","duration_seconds":1.632879,"id":322707,"input_summary":"chars=714 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"T8UYF","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KK7NQN,T8UYF","recording_id":1992,"started_at":"2026-06-25T06:21:39.103698+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":1992}