curl --request POST \
  --url https://api.orderly.org/v1/notification/inbox/mark_read_all \
  --header 'orderly-account-id: <orderly-account-id>' \
  --header 'orderly-key: <orderly-key>' \
  --header 'orderly-signature: <orderly-signature>' \
  --header 'orderly-timestamp: <orderly-timestamp>'

{
  "success": true,
  "timestamp": 1702989203989
}