pub trait CCIPReadHandler {
// Required method
fn call<'life0, 'async_trait>(
&'life0 self,
args: Vec<Token>,
req: RPCCall,
) -> Pin<Box<dyn Future<Output = Result<Vec<Token>, Box<dyn Error>>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait;
}