@Override public void close() throws IOException {
    peeked = PEEKED_NONE;
    scopes[0] = JsonScope.CLOSED;
    stackSize = 1;
    buffer.clear();
    source.close();
  }
Returns an unquoted value as a string.
lottie/src/main/java/com/airbnb/lottie/parser/moshi/JsonUtf8Reader.java