code: def download(dataset, node, entityids, products, api_key=None):
      
  
      payload = {
          "datasetName": dataset,
          "node": node,
          "apiKey": api_key,
          "entityIds": entityids,
          "products": products
      }
  
      return json.dumps(payload)
docs: The use of this request will be to obtain valid data download URLs.
      
      :param dataset:
      
      :param entityIds:
          list
      
      :param products:
          list
      
      :param node:
      
      :param api_key:
          API key is required.