Missing Schema Type
Seriousmissing-schema-type
What it checks
JSON-LD is missing the required @type property
How to fix it
Add a @type property to specify the schema type (e.g., "Organization", "Article", "Product")
An example of the problem
{"@context":"https://schema.org","name":"No type"}...
More detail: https://schema.org/docs/gs.html.