{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T13:25:31.625853+00:00","duration_seconds":1.666226,"id":512862,"input_summary":"chars=88 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"KC5WFH","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,KC5WFH","recording_id":124083,"started_at":"2026-06-26T13:25:29.959627+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":124084}