# people might be monkey patching this function (although that's not supported)
    async_exit_stack: AsyncExitStack,
    embed_body_fields: bool,
) -> SolvedDependency:
    request_astack = request.scope.get("fastapi_inner_astack")
    assert isinstance(request_astack, AsyncExitStack), (
        "fastapi_inner_astack not found in request scope"
    )