JsonUtility class

Represents the utility class of processing json.

The JsonUtility type exposes the following members:

Constructor	Description
`__init__(self)`	Constructs a new instance of JsonUtility

Method	Description
`export_range_to_json(, range, options)`	Exporting the range to json file.
`export_range_to_json(, range, options)`	Exporting the range to json file.
`import_data(, json, cells, row, column, option)`	Import the json string.