In 2009, Google even further refined snippet effects by introducing “rich snippets.” Rich snippets function a “sneak preview” for listings to the SERP and may supplement search question success with additional in-depth information. Please check the demo occasion below, where the module is set up and configured in debug manner. https://bookmarkingalpha.com/story19495305/considerations-to-know-about-json-schema-custom-validation-message