curl --request PATCH \
  --url https://api.icepanel.io/v1/organizations/{organizationId}/users/{userId} \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: application/json' \
  --data '{
  "landscapePermissions": {},
  "permission": "billing"
}'

{
  "organizationUser": {
    "landscapePermissions": {},
    "permission": "billing"
  }
}