readme update

README.md

@@ -13,7 +13,17 @@ The package installation can be done in two ways:
 
 ## How to use the package
 
-TO DO
+```javascript!
+const { TuitioClient, fetch, invalidate } =  require("@flare/tuitio-client");
+const TuitioClient =  require("@flare/tuitio-client");
+const type { TuitioToken, TuitioAuthenticationResult, TuitioState } =  require("@flare/tuitio-client");
+```
+
+```javascript!
+import { TuitioClient, fetch, invalidate } from "@flare/tuitio-client";
+import TuitioClient from "@flare/tuitio-client";
+import type { TuitioToken, TuitioAuthenticationResult, TuitioState } from "@flare/tuitio-client";
+```
 
 ## Unit testing
 
@@ -23,5 +33,5 @@ All tests in the package can be executed by running: `npm test`.
 
 ## Changelog
 
-1.0.0 - Package initialization \
+1.0.0 - Package initialization  
 1.0.1 - Export Tuitio types