public Object replace(String paramString) {
        Configuration option =
                Configuration.defaultConfiguration().addOptions(Option.SUPPRESS_EXCEPTIONS);
        DocumentContext documentContext = JsonPath.parse(Collections.emptyMap(), option);
        return replaceVariables(paramString, documentContext, null);
    }
Used to parse and resolve the JSONPath bindings in the workflow and task definitions.
core/src/main/java/com/netflix/conductor/core/utils/ParametersUtils.java