Changes to Preview subscription plan change

removed the optional property details from the response with the 400 status

removed the optional property details from the response with the 404 status

removed the optional property details from the response with the 500 status

added the new too_many_requests enum value to the code response property for the response status 400

added the new too_many_requests enum value to the code response property for the response status 404

added the new too_many_requests enum value to the code response property for the response status 500

removed the enum value ONETIME of the request property billing_cadence

added the new ONETIME enum value to the new_billing_cycle/billing_period response property for the response status 200

added the new ONETIME enum value to the request property billing_period

removed the ONETIME enum value from the new_billing_cycle/billing_cadence response property for the response status 200

removed the optional property error from the response with the 400 status

removed the optional property error from the response with the 404 status

removed the optional property error from the response with the 500 status

removed the optional property success from the response with the 400 status

removed the optional property success from the response with the 404 status

removed the optional property success from the response with the 500 status

added the optional property code to the response with the 400 status

added the optional property code to the response with the 404 status

added the optional property code to the response with the 500 status

added the optional property details to the response with the 400 status

added the optional property details to the response with the 404 status

added the optional property details to the response with the 500 status

added the optional property http_status_code to the response with the 400 status

added the optional property http_status_code to the response with the 404 status

added the optional property http_status_code to the response with the 500 status

added the optional property message to the response with the 400 status

added the optional property message to the response with the 404 status

added the optional property message to the response with the 500 status

endpoint added