curl --request GET \
  --url https://prod.oneloop.ai/api/v1/link-token/{token} \
  --header 'Authorization: Bearer <token>'

{
  "valid": true,
  "expiresAt": 1,
  "workspaceId": "<string>",
  "customerId": "<string>",
  "externalBillingId": "<string>"
}