GetSubscriptionStatus API XML Creation Method

def GetSubscriptionStatus(auth,refId,subscriptionId)

x = Builder::XmlMarkup.new(:target=>@xmlout)

x.instruct! :xml, :version => "1.0", :encoding => "US-ASCII"

x.ARBGetSubscriptionStatusRequest("xmlns" =>"AnetApi/xml/v1/schema/AnetApiSchema.xsd") {
 x.merchantAuthentication  {
    x.name auth.name
    x.transactionKey auth.transactionKey
  }
  x.refId refId
  x.subscriptionId subscriptionId
}
#puts x.target!
return x.target!
end