Changes to Create a new page

added the new optional request property designVersion

added the new optional request property theme

added the new optional request property themeTokens

added the optional property ignoredTokens to the response with the 201 status

added the required property designVersion to the response with the 201 status

added the new image/svg+xml enum value to the request property contentType

added the media type application/json for the response with the status 201

added the media type application/json for the response with the status 400

added the media type application/json for the response with the status 409

added the new optional request property key

the request property authMode became optional

the authMode request property default value authed was added

endpoint added