1<dsig:CanonicalizationMethod xmlns:dsig="http://www.w3.org/2000/09/xmldsig#" xmlns:c14n2="http://www.w3.org/2010/xml-c14n2" Algorithm="http://www.w3.org/2010/xml-c14n2"> 2 <c14n2:TrimTextNodes>true</c14n2:TrimTextNodes> 3</dsig:CanonicalizationMethod> 4 5