remove whitespace

src/json-rpc-socket.ts

@@ -89,7 +89,7 @@ export class JsonRpcSocket {
    * Sends a JSON-RPC request through the socket and keeps a listener open to read associated responses as they arrive.
    * Returns a close method to clean up the listener.
    */
-  async subscribe(request: JsonRpcRequest, listener: (response: JsonRpcResponse) => void): Promise<{ 
+  async subscribe(request: JsonRpcRequest, listener: (response: JsonRpcResponse) => void): Promise<{
     response: JsonRpcResponse;
     close?: () => Promise<void>;
    }> {
@@ -144,6 +144,5 @@ export class JsonRpcSocket {
    */
   send(request: JsonRpcRequest):void {
     this.socket.send(Buffer.from(JSON.stringify(request)));
-    return;
   }
 }