Use CONTAINS_EXPLICIT_CONTENT. This will be removed in 1.17.0
Attachment was flagged as gore by Discord's content scanning
Attachment was flagged as self-harm by Discord's content scanning
Attachment is an animated image
Attachment is a clipped recording of a stream
Attachment has been remixed
Attachment is a spoiler
Attachment is a thumbnail
Attachment was flagged as explicit by Discord's content scanning