r not
                    'supports_defaults': <bool>,           # identify if fetching running config with default is supported
                    'supports_commit_comment': <bool>,     # identify if adding comment to commit is supported of not
                    'supports_onbox_diff': <bool>,          # identify if on box diff capability is supported or not
                    'supports_generate_diff': <bool>,       # identify if diff capability is supported within plugin
                    'supports_multiline_delimiter': <bool>, # identify if multiline demiliter is supported within config
                    'supports_diff_match': <bool>,          # identify if match is supported
                    'supports_diff_ignore_lines': <bool>,   # identify if ignore line in diff is supported
                    'supports_config_replace': <bool>,     # identify if running config replace with candidate config is supported
                    'supports_admin': <bool>,              # identify if admin configure mode is supported or not
                    'supports_commit_label': <bool>,       # identify if commit label is supported or not
                }
                'format': [list of supported configuration format],
                'diff_match': [list of supported match values],
                'diff_replace': [list of supported replace values],
                'output': [list of supported command output format]
            }
        :return: capability as json string
        