For more technical solutions in the store, you might want to use custom fields where you can store your own JSON code.
With Matrixify you can bulk import these custom Metafields into your Shopify store.
JSON Metafield Column header
To import the Metafields to Shopify as
json type, import the Metafield column with the
For example, your Metafield import column can be:
Metafield: custom.myjson [json]
Then you can use this field in your Shopify Liquid theme as the JSON object.
When constructing the JSON Metafields value, you can use online JSON validators to ensure that the value is a valid JSON code.