update README.md

README.md

@@ -7,6 +7,8 @@ This is an unofficial SDK for the Onspring API. It was not built in consultation
 
 This SDK was developed independently using their existing C# SDK as a guide and with the intention of making development of integrations done in Python with an Onspring instance quicker and more convenient.
 
+## Dependencies
+
 ## Installation
 
 Install the SDK using pip:
@@ -25,6 +27,8 @@ In order to successfully interact with the Onspring Api you will need an API key
 
 ## Start Coding
 
+### `OnspringClient`
+
 The most common way to use the SDK is to create an OnspringClient instance and call its methods. Its constructor requires two parameters:
 
 - `baseUrl` - currently this should always be: `https://api.onspring.com`
@@ -55,6 +59,8 @@ url = cfg['prod']['url']
 client = OnspringClient(url, key)
 ```
 
+### `ApiResponse`
+
 ## Full API Documentation
 
 You may wish to refer to the full [Onspring API documentation](https://software.onspring.com/hubfs/Training/Admin%20Guide%20-%20v2%20API.pdf) when determining which values to pass as parameters to some of the `OnspringClient` methods. There is also a [swagger page](https://api.onspring.com/swagger/index.html) that you can use for making exploratory requests.