Making a round of improvement to log messages

Also, bootstraping a new LocalAdmin service to mock the AdminApi in the pusher

pusher/src/Services/AdminInterface.ts

@@ -0,0 +1,10 @@
+import { FetchMemberDataByUuidResponse } from "./AdminApi";
+
+export interface AdminInterface {
+    fetchMemberDataByUuid(
+        userIdentifier: string,
+        playUri: string,
+        ipAddress: string,
+        characterLayers: string[]
+    ): Promise<FetchMemberDataByUuidResponse>;
+}