curl --request POST \
  --url https://discord.com/api/v10/channels/{channel_id}/messages/bulk-delete \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "messages": [
    "<string>"
  ]
}
'

{
  "code": 123,
  "message": "<string>",
  "retry_after": 123,
  "global": true
}