Explorer.ts Cleanup (#341)

Co-authored-by: victor-meng <56978073+victor-meng@users.noreply.github.com>

src/UserContext.ts

@@ -14,6 +14,7 @@ interface UserContext {
   defaultExperience?: DefaultAccountExperienceType;
   useSDKOperations?: boolean;
   subscriptionType?: SubscriptionType;
+  quotaId?: string;
 }
 
 const userContext: Readonly<UserContext> = {} as const;