Create a new resource

Example request

{
  "data": {
    "type": "resources",
    "attributes": {
      "description": "Dataset resource",
      "resource_type": "data"
    },
    "relationships": {
      "registration": {
        "data": {
          "type": "registrations",
          "id": "reg123"
        }
      }
    }
  }
}