add hub server methods

app/shared/interfaces.ts

@@ -4,7 +4,8 @@ export interface FeedSignalR extends SignalR {
 }
 
 export interface FeedProxy {
-    client: FeedClient
+    client: FeedClient;
+    server: FeedServer;
 }
 
 export interface FeedClient {
@@ -15,6 +16,10 @@ export interface FeedClient {
     messageReceived: (message: string) => void;
 }
 
+export interface FeedServer {
+    subscribe(matchId: number) : void;
+}
+
 export enum ConnectionState {
     Connected = 1,
     Disconnected = 2,