ReadonlyauthorizationAuthorization token from b2_get_upload_part_url.
ReadonlycontentSize of this part in bytes.
ReadonlycontentSHA-1 checksum of the part content, or 'hex_digits_at_end' / 'do_not_verify' for deferred verification.
ReadonlypartPart number (1 to 10000). Parts are assembled in order to form the complete file.
Optional ReadonlyserverOptional server-side encryption setting for this part.
Headers required when uploading a part via
b2_upload_part. Sent as HTTP headers on the part upload POST request.