fix(core): update

ts/interfaces/universeactions.interfaces.ts

@@ -0,0 +1,9 @@
+export type IServerCallActions = 'subscribe' | 'sendmessage' | 'unsubscribe';
+
+/**
+ * the interface for a subscription
+ */
+export interface IServerCallSubscribeActionPayload {
+  name: string;
+  passphrase: string;
+}