Ooo ! I see .. Gotta really design well you tool for Shopify 1st ... break down your possible actions .. for each one you'll create right code and nodes to return Data properly .. Then on vapi side, create the tool that triggers these actions .. you should get accurate response ... to summerize .. enhance your Shopify tool/schema .. create the workflow for each action using switch node .. update your vapi tool with the proper actions and requirement ..