Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://bookmarkja.com/story22879785/facts-about-tron-blockchain-explorer-revealed-https-pad-geolab-space-1eemv59krmalavl2pdd7cg