AppStream.StackUserAssociationsee http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-appstream-stackuserassociation.html
type properties = {send_email_notification : bool option;user_name : string;stack_name : string;authentication_type : string;}see http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-appstream-stackuserassociation.html;
val make_properties :
?send_email_notification:bool ->
user_name:string ->
stack_name:string ->
authentication_type:string ->
unit ->
propertiesval yojson_of_properties :
properties ->
[> `Assoc of (string * Yojson.Safe.t) list ]val create_attributes : string -> attributes