interface WebSocketConnection
          
Unstable
readable: ReadableStream<string | Uint8Array>
      
    
writable: WritableStream<string | Uint8Array>
      
    
extensions: string
      
    
protocol: string
      
    
readable: ReadableStream<string | Uint8Array>
      
    
writable: WritableStream<string | Uint8Array>
      
    
extensions: string
      
    
protocol: string