Block top - The block selection and length in the blockchain (in blocks) on generation of the present block Nonce - The transaction number for your from address (Keep in mind this commences at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this https://bookmarkuse.com/story20425488/explorer-blockchain-tron-an-overview-https-hedgedoc-eclair-ec-lyon-fr-6mkao4fyqry-pm5xpak7hg