do all the boring ts stuff to make this actually work

dist/index.d.ts

@@ -0,0 +1,9 @@
+export declare class TetherClient {
+    private ws;
+    private subscribedQueries;
+    connect: (url: string) => void;
+    disconnect: () => void;
+    subscribe: (query: string, callback: (data: any) => void) => void;
+    unsubscribe: (query: string) => void;
+    sendMutation: (mutationName: string, params: any) => void;
+}