Updates specified properties in a data collection's fields array.
When you change a field's type, existing values aren't migrated. Use Bulk Update Data Items or Bulk Patch Data Items to update item values to match the new type.
To update properties in a data collection other than fields, use Patch Data Collection.
You can only call this method when authenticated as a Wix app or Wix user identity.
This method doesn't return any custom errors, but may return standard errors. Learn more about standard Wix errors.