Update readme with latest examples

README.md

@@ -1,5 +1,7 @@
 # Shotstack Node Examples
 
+### Video examples
+
 - **text.js** -
     Create a HELLO WORLD video title against black background with a zoom in motion effect and soundtrack.
 
@@ -17,9 +19,27 @@
     Layer a small foreground clip, using position and scale, over a fullscreen background clip, to create a picture 
     in picture effect. 
 
+### Image examples
+
+- **border.js** -
+    Add a border frame around a background photo.
+
+### Polling example
+
 - **status.js** -
     Shows the status of a render task and the output video URL. Run this after running one of the render examples.
-
+
+### Asset management examples
+
+- **serve-api/renderId.js** -
+    Fetch all assets associated with a render ID. Includes video or image and thumbnail and poster.
+
+- **serve-api/assetId.js** -
+    Fetch an individual asset by asset ID.
+
+- **serve-api/destination.js** -
+    Shows how to exclude a render from being sent to the Shotstack hosting destination.
+
 ### Installation
 
 Install the required dependencies including the [Shotstack Node SDK](https://www.npmjs.com/package/shotstack-sdk)
@@ -42,15 +62,43 @@ Windows users (Command Prompt):
 set SHOTSTACK_KEY=your_key_here
 ```
 
-You can [get an API key](http://shotstack.io/?utm_source=github&utm_medium=demos&utm_campaign=node_sdk) via the Shotstack web site.
+You can [get an API key](http://shotstack.io/?utm_source=github&utm_medium=demos&utm_campaign=node_sdk) via the 
+Shotstack web site.
 
 ### Run an example
 
 The examples directory includes a number of examples demonstrating the capabilities of the 
 Shotstack API.
 
-To run the images example:
+#### Rendering
+
+To run a rendering/editing example run the examples at the root of the examples folder, e.g. to run the images video 
+example:
 
 ```bash
 node examples/images.js
 ```
+
+#### Polling
+
+To check the status of a render, similar to polling run the `status.js` example with the render ID, e.g.:
+
+```bash
+node examples/status.js 8b844085-779c-4c3a-b52f-d79deca2a960
+```
+
+#### Asset management
+
+To look up assets hosted by Shotstack run the examples in the [examples/serve-api](./examples/serve-api/) directory.
+
+Find assets by render ID:
+```bash
+node examples/serve-api/renderId.js 8b844085-779c-4c3a-b52f-d79deca2a960
+```
+
+or 
+
+Find an asset by asset ID:
+```bash
+node examples/serve-api/assetId.js 3f446298-779c-8c8c-f253-900c1627b776
+```