@Override public String toString() { StringBuilder sb = new StringBuilder(); sb.append("class MessageJSON {\n"); sb.append(" from: ").append(toIndentedString(from)).append("\n"); sb.append(" to: ").append(toIndentedString(to)).append("\n"); sb.append(" text: ").append(toIndentedString(text)).append("\n"); sb.append("}"); return sb.toString(); }