A thumbnail or a button component, with a future possibility of adding more compatible components
One to three text components
Optionalid32 bit integer used as an optional identifier for component
The id field is optional and is used to identify components in the response from an interaction that aren't interactive components. The id must be unique within the message and is generated sequentially if left empty. Generation of ids won't use another id that exists in the message if you have one defined for another component.
The type of the component
A Section is a top-level layout component that allows you to join text contextually with an accessory.
Sections are only available in messages.
See
https://discord.com/developers/docs/components/reference#section