Values.CustomHeadersSourceA complex type that contains the list of Custom Headers for each origin.
type nonrec t = {quantity : Integer.t;The number of custom headers, if any, for this distribution.
*)items : OriginCustomHeadersList.t option;Optional: A list that contains one OriginCustomHeader element for each custom header that you want CloudFront to forward to the origin. If Quantity is 0, omit Items.
*)}