upload
public abstract CancellationToken upload(@NonNull() Document document, @NonNull() GiniCaptureNetworkCallback<Result, Error> callback)
Called when a document needs to be uploaded to the Gini API.
You should only upload the document. Polling or retrieving extractions is not needed at this point.
Return
a CancellationToken to be used for requesting upload cancellation
Parameters
document
a Document containing an image, pdf or other supported formats
callback
a callback implementation to return the outcome of the upload