To download reports like GSTR1, GSTR2A, GSTR2B, GSTR3B in json format in BUSY follow below steps:
Step 1: Go to administration menu and select configuration option.
Step 2: Then select feature and option and click on GST/VAT tab.
Step 3: Make sure to mention GSTIN and gst user name in the given field.
Step 4: Enable api access from Gst portal by login your gst portal.
Step 5: On the top-right corner, click on My Profile and then Click on Manage API Access.
Step 6: Choose Yes under Enable API Request and then Under Duration, choose 30 days then click on confirm.
Step 7: Go to transaction menu and select gst misc. utilities.
Step 8: Then click on download GSTR json data.