An ordered list of fields

An ordered array of fieldset objects

A list of plugins

Ability to assign a schema to a specific resource type. Certain schema types must can only be applied to one resource type (ex. post). Others (ex. metadata), can be applied to multiple resource types.

A set of conditions that define field dependencies or cascading values for the schema.

An array of platform IDs the schema applies to. Send null if the schema applies to all platforms.