Changes to GET /v1/billing-accounts/:billingAccountUID

the response's body type changed from no type to object for status default

added the optional property debug to the response with the default status

added the optional property details to the response with the default status

added the optional property request to the response with the default status

added the required property code to the response with the default status

added the required property err to the response with the default status

added the required property status to the response with the default status

added the optional property contact_uid to the response with the 200 status

added the optional property email to the response with the 200 status

endpoint deprecated

endpoint added