code: def pretty_print_json(self, json_string):
          
          return json.dumps(self.string_to_json(json_string), indent=2, ensure_ascii=False)
docs: Return formatted JSON string _json_string_.\n
          Using method json.dumps with settings: _indent=2, ensure_ascii=False_.
  
          *Args:*\n
          _json_string_ - JSON string.
  
          *Returns:*\n
          Formatted JSON string.
  
          *Example:*\n
          | *Settings* | *Value* |
          | Library    | JsonValidator |
          | Library    | OperatingSystem |
          | *Test Cases* | *Action* | *Argument* | *Argument* |
          | Check element | ${pretty_json}=   | Pretty print json |   {a:1,foo:[{b:2,c:3},{d:"baz",e:4}]} |
          | | Log  |  ${pretty_json}  |
          =>\n
          | {
          |    "a": 1,
          |    "foo": [
          |      {
          |        "c": 3,
          |        "b": 2
          |      },
          |      {
          |        "e": 4,
          |        "d": "baz"
          |      }
          |    ]
          | }