Charleston Chewy Cheesecake with Orange Marmalade Glaze

Name: Charleston Chewy Cheesecake with Orange Marmalade Glaze
Ingredients: Nonstick cooking spray, for the pan; 1 cup all-purpose flour, plus more for dusting; 1 cup (2 sticks) unsalted butter, melted; 1 cup firmly packed light brown sugar; 1 teaspoon baking powder; 1/2 teaspoon vanilla extract; 2 large eggs, lightly beaten; Five 8-ounce blocks cream cheese, at room temperature; 1 3/4 cups granulated sugar; 5 large eggs, at room temperature; 1 cup sour cream, at room temperature; 1 teaspoon vanilla extract; 3 tablespoons orange marmalade; 3 tablespoons orange liqueur, such as Grand Marnier; Orange segments, for garnish