API development

I have an account with ChannelAdvisor where daily there are some orders generated:

I have developed some Zoho Creator forms to hold the data from these orders, manually.

Now I am looking to use ChannelAdvisor API to let Zoho Creator automatically grab orders from ChannelAdvisor:

http://ssc.channeladvisor.com/howto/sales-and-fulfillment/fulfillment/downloading-orders

Look in "Developer Network APIs".

Can you guys help develop it?