{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T23:35:20.356709+00:00","duration_seconds":1.056929,"id":1280404,"input_summary":"chars=274 node=66296","metadata":{"llm_candidates":[{"callsign":"K7EBR","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7EBR","recording_id":136752,"started_at":"2026-07-01T23:35:19.299780+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":135866}