Step 1: Download then Install Altair GraphQL Client here

Step 2: Open Altair GraphQL, input URL = `https://posinternal.magestore.com/ent/graphql`

Step 3: Click Docs button and search API name

such as:

Step 4: Example of Magestore Gift Card API

Step 5: Example of Magestore Store Credit API

Step 6: Example of Magestore Loyalty

Step 7: Example of Magestore Click & Collect