pub fn mimetype(&self) -> String {
        match self.metadata.get("contentType") {
            Some(v) => v.clone(),
            None => s!("application/json")
        }
    }
/// Determins the content type of the message
Determins the content type of the message
Determins the content type of the message
pub fn mimetype(&self) -> String {
        match self.metadata.get("contentType") {
            Some(v) => v.clone(),
            None => s!("application/json")
        }
    }
pub fn mimetype ( & self ) -> String { match self . metadata . get ( " " ) { Some ( v ) => v . clone ( ) , None => s ! ( " " ) } }
Determins the content type of the message
Determins the content type of the message
&self
&self