pub fn channel_retention_settings(
            mut self,
            input: crate::model::ChannelRetentionSettings,
        ) -> Self {
            self.channel_retention_settings = Some(input);
            self
        }
/// <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(
            mut self,
            input: crate::model::ChannelRetentionSettings,
        ) -> Self {
            self.channel_retention_settings = Some(input);
            self
        }
pub fn channel_retention_settings ( mut self , input : crate :: model :: ChannelRetentionSettings , ) -> Self { self . channel_retention_settings = Some ( input ) ; self }
<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 >
mut self
input
crate::model::ChannelRetentionSettings
mut self
input
crate::model::ChannelRetentionSettings