pub fn query_parameters(
        &self,
    ) -> std::option::Option<&std::collections::HashMap<std::string::String, std::string::String>>
    {
        self.query_parameters.as_ref()
    }
/// <p>A map consisting of key-value pairs.</p>
A map consisting of key-value pairs.
A map consisting of key - value pairs .
pub fn query_parameters(
        &self,
    ) -> std::option::Option<&std::collections::HashMap<std::string::String, std::string::String>>
    {
        self.query_parameters.as_ref()
    }
pub fn query_parameters ( & self , ) -> std :: option :: Option < & std :: collections :: HashMap < std :: string :: String , std :: string :: String > > { self . query_parameters . as_ref ( ) }
<p>A map consisting of key-value pairs.</p>
<p > A map consisting of key - value pairs . < / p >
&self
&self