Changes to Get 25 most popular tracks currently - with main tracks info only

the data/items response's property type changed from no type to object for status 200

added the optional property data/items/attributes to the response with the 200 status

added the optional property data/items/id to the response with the 200 status

added the optional property data/items/type to the response with the 200 status

removed subschema #1 from the data/items response property oneOf list for the response status 200