SOAP API customers will not be able to change the type of RTB and REDIRECT campaigns to another after the campaign is created. The customer will also not be able to change the type of an existing campaign to REDIRECT or RTB type.
SOAP services now optionally support gzip encoded responses. Compression drastically reduces bandwidth requirements when using for example getSoaCollectionPage() methods with a large page size. To request a gzip compressed SOAP response the request header must contain at least:
Accept-Encoding: gzip, deflate
In PHP this can be done by additionally setting the following option keys in the SoapClient: constructor: