how i can add rich snippets(Structured data JSON-LD) to multisite in drupal7 ??
example JSON-LD:
<script type="application/ld+json"> {"@context": "https://schema.org", "@type": "Organization", "url": "http://www.example.com", "name": "Unlimited Ball Bearings Corp.", "contactPoint": { "@type": "ContactPoint", "telephone": "+1-401-555-1212", "contactType": "Customer service" } } </script> 