List project reference file creators

curl --request GET \
  --url https://cloud.memsource.com/web/api2/v1/projects/{projectUid}/references/creators

{
  "users": [
    {
      "firstName": "<string>",
      "lastName": "<string>",
      "userName": "<string>",
      "email": "<string>",
      "role": "SYS_ADMIN",
      "id": "<string>",
      "uid": "<string>"
    }
  ]
}