{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T13:51:31.317121+00:00","duration_seconds":1.028129,"id":515195,"input_summary":"chars=504 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=1 merged=7 calls=KK7NQN","recording_id":124127,"started_at":"2026-06-26T13:51:30.288992+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":124128}