I'm having some trouble getting my SOAP envelope to do what I want and need a little tip. I can't get the SubscriberCustomField nodes to be anything but blank: Here's what I want it to look like: <?xml version="1.0" encoding="utf-8"?> <soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"> <soap:Body> <Subscriber.AddWithCustomFields xmlns="http://api.createsend.com/api/"> <ApiKey>string</ApiKey> <ListID>string</ListID> <Email>string</Email> <Name>string</Name> <CustomFields> <SubscriberCustomField> <Key>comments</Key> <Value>Hello World</Value> </SubscriberCustomField> </CustomFields> </Subscriber.AddWithCustomFields> </soap:Body> </soap:Envelope> Here's what I'm getting: <?xml version="1.0" encoding="utf-8" ?> <env:Envelope xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:env="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"> <env:Body> <n1:Subscriber.AddWithCustomFields xmlns:n1="http://api.createsend.com/api/"> <n1:ApiKey>string</n1:ApiKey> <n1:ListID>string</n1:ListID> <n1:Email>string</n1:Email> <n1:Name>string</n1:Name> <n1:CustomFields> <n1:SubscriberCustomField> </n1:SubscriberCustomField> <n1:SubscriberCustomField> </n1:SubscriberCustomField> </n1:CustomFields> </n1:Subscriber.AddWithCustomFields> </env:Body> </env:Envelope> And here's my code require 'soap/wsdlDriver' require 'cgi' @url = "http://#{site_name}.createsend.com/api/api.asmx?wsdl" @service = SOAP::WSDLDriverFactory.new(@url).create_rpc_driver str = "" #custom_fields = "<SubscriberCustomField><Key>comments</Key><Value>hello world</Value></SubscriberCustomField>" #custom_fields = [{:SubscriberCustomField => {:Key => "comments", :Value => "hello world"}}] #custom_fields = [{:Key => "comments", :Value => "hello world"}] #custom_fields = [:comments => "hello world"] custom_fields = {:SubscriberCustomField => {:Key => "comments", :Value => "hello world"}} @service.wiredump_dev = str @service.AddSubscriberWithCustomFields({:ApiKey=>@api_key, :ListID=>list_id, :Email=>email, :Name=>name, :CustomFields => custom_fields}) puts str The commented custom_fields variables are things I've tried with the same result. Thanks in advance for the help. -- Posted via http://www.ruby-forum.com/.