@Override
        protected String sampleJsonString() {
            return JsonParserDelegateImpl.sampleJsonString(this.json);
        }
Parses the stringified JSON {@link java.lang.String} with the specified offset to {@link org.msgpack.value.Value}.

@param json  stringified JSON to parse
@param offsetInJsonPointer  offset in JSON Pointer to parse
@return parsed {@link org.msgpack.value.Value}
embulk-deps/src/main/java/org/embulk/deps/json/JsonParserDelegateImpl.java