{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T20:42:18.479636+00:00","duration_seconds":1.093376,"id":404894,"input_summary":"chars=673 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":1011,"started_at":"2026-06-25T20:42:17.386260+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":1011}