pub fn channel_retention_settings(
        &self,
    ) -> std::option::Option<&crate::model::ChannelRetentionSettings> {
        self.channel_retention_settings.as_ref()
    }
/// <p>The length of time in days to retain the messages in a channel.</p>
The length of time in days to retain the messages in a channel.
The length of time in days to retain the messages in a channel .
pub fn channel_retention_settings(
        &self,
    ) -> std::option::Option<&crate::model::ChannelRetentionSettings> {
        self.channel_retention_settings.as_ref()
    }
pub fn channel_retention_settings ( & self , ) -> std :: option :: Option < & crate :: model :: ChannelRetentionSettings > { self . channel_retention_settings . as_ref ( ) }
<p>The length of time in days to retain the messages in a channel.</p>
<p > The length of time in days to retain the messages in a channel . < / p >
&self
&self