Update Shopify order tags when a Onfleet event happens

Summary Onfleet is a last-mile delivery software that provides end-to-end route planning, dispatch, communication, and analytics to handle the heavy lifting while you can focus on your customers. This workflow template automatically updates the tags for a Shopify Order when an Onfleet event occurs. Configurations Update the Onfleet trigger node with your own Onfleet credentials, to register for an Onfleet API key, please visit https://onfleet.com/signup to get started You can easily change which Onfleet event to listen to. Learn more about Onfleet webhooks with Onfleet Support Update the Shopify node with your Shopify credentials and add your own tags to the Shopify Order

Help me set up the n8n workflow "Update Shopify order tags when a Onfleet event happens" (https://n8n.io/workflows/1545). It uses: Shopify. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.