public static FormatInfo demarshall(
            @Nonnull String json) throws IOException {
        ObjectMapper objectMapper = getObjectMapper();
        return objectMapper.readValue(json, FormatInfo.class);
    }
Returns the format represented by the given json.

@param json The json representing the given format.
@return The format represented by the given json.
@throws IOException Thrown when the format cannot be demarshalled.
inlong-common/src/main/java/org/apache/inlong/common/pojo/sort/dataflow/field/format/FormatUtils.java