{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T23:04:15.781413+00:00","duration_seconds":3.880267,"id":272979,"input_summary":"chars=579 node=683211","metadata":{"llm_candidates":[{"callsign":"K7C7","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=K7C7","recording_id":109778,"started_at":"2026-06-24T23:04:11.901146+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":109779}