Changes to Update an existing Creative.

added the new optional request property dynamic_html/policy/function_config/next_item_selection/require_video

added the new optional request property dynamic_html/policy/function_config/next_item_selection/skip_internal_review

added the new optional request property native/video/dynamic_html_endcard/policy/function_config/next_item_selection/require_video

added the new optional request property native/video/dynamic_html_endcard/policy/function_config/next_item_selection/skip_internal_review

added the new optional request property video/dynamic_html_endcard/policy/function_config/next_item_selection/require_video

added the new optional request property video/dynamic_html_endcard/policy/function_config/next_item_selection/skip_internal_review

the request optional property dynamic_html/policy/function_config/next_item_selection became read-only

the request optional property native/video/dynamic_html_endcard/policy/function_config/next_item_selection became read-only

the request optional property video/dynamic_html_endcard/policy/function_config/next_item_selection became read-only

added the optional property creative/dynamic_html/policy/function_config/next_item_selection/require_video to the response with the 200 status

added the optional property creative/dynamic_html/policy/function_config/next_item_selection/skip_internal_review to the response with the 200 status

added the optional property creative/native/video/dynamic_html_endcard/policy/function_config/next_item_selection/require_video to the response with the 200 status

added the optional property creative/native/video/dynamic_html_endcard/policy/function_config/next_item_selection/skip_internal_review to the response with the 200 status

added the optional property creative/video/dynamic_html_endcard/policy/function_config/next_item_selection/require_video to the response with the 200 status

added the optional property creative/video/dynamic_html_endcard/policy/function_config/next_item_selection/skip_internal_review to the response with the 200 status

the response optional property creative/dynamic_html/policy/function_config/next_item_selection became read-only for the status 200

the response optional property creative/native/video/dynamic_html_endcard/policy/function_config/next_item_selection became read-only for the status 200

the response optional property creative/video/dynamic_html_endcard/policy/function_config/next_item_selection became read-only for the status 200