{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T18:03:17.579709+00:00","duration_seconds":1.394449,"id":1371774,"input_summary":"chars=577 node=683210","metadata":{"llm_candidates":[{"callsign":"W9JAY","confidence":0.78},{"callsign":"G1D","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=W9JAY,G1D","recording_id":143467,"started_at":"2026-07-04T18:03:16.185260+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":141865}