Values.ExtensionFieldSourceAdditional X-headers to include in the Delivery Status Notification (DSN) when an email that Amazon SES receives on your behalf bounces. For information about receiving email through Amazon SES, see the Amazon SES Developer Guide.
type nonrec t = {name : ExtensionFieldName.t;The name of the header to add. Must be between 1 and 50 characters, inclusive, and consist of alphanumeric (a-z, A-Z, 0-9) characters and dashes only.
*)value : ExtensionFieldValue.t;The value of the header to add. Must contain 2048 characters or fewer, and must not contain newline characters ("\r" or "\n").
*)}