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

{
  "channel_id": "<string>",
  "webhook_id": "<string>"
}