Function _addItemDataFile`Private`

_addItemDataFile(itemId, dataFile, authentication): Promise<IUpdateItemResponse>
Private
Adds a data section to an item.
Parameters
- itemId: string
  Id of item to receive data file
- dataFile: File
  Data to be added
- authentication: UserSession
  Credentials for the request
Returns Promise<IUpdateItemResponse>
Promise reporting success or failure
- Defined in packages/common/src/restHelpers.ts:2087