Values.ButtonSourceRepresents an option to be shown on the client platform (Facebook, Slack, etc.)
type nonrec t = {text : ButtonTextStringWithLength.t option;Text that is visible to the user on the button.
*)value : ButtonValueStringWithLength.t option;The value sent to Amazon Lex when a user chooses the button. For example, consider button text "NYC." When the user chooses the button, the value sent can be "New York City."
*)}val to_value :
t ->
[> `Structure of (string * [> `String of ButtonTextStringWithLength.t ]) list ]