Handle error using snackbar

src/pages/SignWithCosmos.tsx

@@ -54,24 +54,24 @@ const SignWithCosmos = () => {
           address: cosmosAddress,
         }),
       });
-      
+
       if (response.ok) {
         enqueueSnackbar('Tokens sent successfully',  { variant: "success" });
       } else {
+        const errorResponse = await response.json();
         if (response.status === 429) {
-          const errorResponse = await response.json();
           enqueueSnackbar(`${response.statusText} : ${errorResponse.error}`, { variant: "error" });
-          setIsRequesting(false);
         } else {
-          throw new Error('Failed to send request');
+          throw new Error(errorResponse.error);
         }
       }
 
       getBalances();
-      setIsRequesting(false);
     } catch (error) {
-      console.error('Error:', error);
-      throw error;
+      console.error(error);
+      enqueueSnackbar("Error getting tokens from faucet", { variant: "error" });
+    } finally {
+      setIsRequesting(false);
     }
   };