validate function i guess

src/class.ts

@@ -10,9 +10,20 @@ export class TASEClient {
         this.token = APIToken
     }
 
+    async validate(): Promise<boolean> {
+        const Response = await fetch(TASEApi + `/api/v1/key/validate`, {
+            headers: {
+                authorization: `Bearer ${this.token}`
+            },
+            method: "GET"
+        })
+
+        return Response.ok
+    }
+    
     async checkUser(UserID: string): Promise<CheckResult> {
         if(UserID.length < 16 || UserID.length > 20) throw new Error("A UserID must be between 16-20 characters.")
-             
+
         const Response = await fetch(TASEApi + `/api/v1/check/${UserID}`, {
             headers: {
                 authorization: `Bearer ${this.token}`