{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T12:31:48.381603+00:00","duration_seconds":2.023954,"id":220261,"input_summary":"chars=53 node=683211","metadata":{"llm_candidates":[{"callsign":"KC2PKT","confidence":1.0},{"callsign":"W7JCA","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KC2PKT,W7JCA","recording_id":121036,"started_at":"2026-06-24T12:31:46.357649+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":121037}