code: public boolean isEmpty()
      {
          return title == null
                  && description.length() == 0
                  && timestamp == null
                  //&& color == null color alone is not enough to send
                  && thumbnail == null
                  && author == null
                  && footer == null
                  && image == null
                  && fields.isEmpty();
      }
docs: Checks if the given embed is empty. Empty embeds will throw an exception if built
  
  @return true if the embed is empty and cannot be built