How to showIndicator while loading data in SBUChannelViewController

sendbird-uikit-ios Version : 2.1.13
iOS Version : 15.3.1

We would like to see a loader while loading the chat contents in SBUChannelViewController. I see setLoading function which always send false for showIndicator flag.

Please let me know how to show loader when the channel messages are getting loaded in UI.

Refer to the previous case: How to showIndicator while loading data in SBUChannelListViewController