Catalog instance (single key) API

📄️ Create catalog instance (single key)

Creates catalog data for a single metadata key on the specified entity. The key must correspond to an existing catalog specification.

Retrieves catalog data for a single metadata key on the specified entity.

Updates catalog data for a single metadata key on the specified entity. Changes must comply with the associated catalog specification.

Deletes catalog data for a single metadata key on the specified entity. The key must reference an existing catalog specification.