code: public static FlexFlowCreator creator(final String friendlyName, 
                                            final String chatServiceSid, 
                                            final FlexFlow.ChannelType channelType) {
          return new FlexFlowCreator(friendlyName, chatServiceSid, channelType);
      }
docs: Create a FlexFlowCreator to execute create.
  
  @param friendlyName Human readable description of this FlexFlow
  @param chatServiceSid Service Sid.
  @param channelType Channel type
  @return FlexFlowCreator capable of executing the create