docstr: Creates an item with metadata information provided in the params
  
  site_id: GUID of the site where the list id present
  list_id: GUID of the list where the item is to be created
  fields: The values of the columns set on this list item.
  
  Returns
  None
docstr_tok: ["Creates","an","item","with","metadata","information","provided","in","the","params","site_id",":","GUID","of","the","site","where","the","list","id","present","list_id",":","GUID","of","the","list","where","the","item","is","to","be","created","fields",":","The","values","of","the","columns","set","on","this","list","item",".","Returns","None"]
code: def create_an_item(
      self, site_id: str, list_id: str, fields: str
  ) -> None:
      """
      Creates an item with metadata information provided in the params
  
      site_id: GUID of the site where the list id present
      list_id: GUID of the list where the item is to be created
      fields: The values of the columns set on this list item.
  
      Returns
      None
      """
      url = f"https://graph.microsoft.com/v1.0/sites/{site_id}/lists/{list_id}/items/"
      payload = {}
      if fields:
          payload["fields"] = eval(fields)
      create_an_entity(
          url=url, payload=payload, bearer_token=self.bearer_token
      )
  
imports: from datetime import datetime, timezone
  from typing import Text, List, Dict, Any
  from mindsdb.integrations.handlers.sharepoint_handler.utils import bearer_token_request, get_an_entity, delete_an_entity, update_an_entity, create_an_entity
label_desc: Use image node_id 31 for calling the SharepointAPI obj's underlying member method code with example usage: obj.create_an_item(site_id, list_id, fields) without return types