create_data_type("vim.host.LowLevelProvisioningManager.SnapshotLayoutSpec", "HostLowLevelProvisioningManagerSnapshotLayoutSpec", "vmodl.DynamicData", "vim.version.version7", [["id", "int", "vim.version.version7"], ["srcFilename", "string", "vim.version.version7"], ["dstFilename", "string", "vim.version.version7"], ["disk", "vim.host.LowLevelProvisioningManager.DiskLayoutSpec[]", "vim.version.version7", {:optional => true}]])