Envelope_list_UsaspendingBudgetFunctionsDatum__(Envelope[list[UsaspendingBudgetFunctionsDatum]])

{
    "data": [
        {
            "budget_function_code": "string",
            "budget_function_title": "string"
        }
    ],
    "meta": {
        "endpoint": "/api/v1/fred/us/cpi",
        "data_time": "2026-04-16T14:30:00Z",
        "response_time": "2026-04-16T14:30:12Z",
        "provider": "Sugra API v1.0.1",
        "source": "string",
        "fallback_used": true,
        "fallback_chain": [
            "string"
        ],
        "cached": true
    }
}