Added

Set or Update Label for Attribute Set
Introduced a new endpoint that enables setting or updating the label associated with a specific attribute set.

Improved

Enhanced the attribute-related endpoints to support initial integration with payment tokenization. Attributes are now utilized for both payouts via destination_token and payments via origin_token, unified under the endpoint_token.

Note: The response structure of these endpoints has been updated to group attributes by their corresponding attr_set_token.