Block top - The block range and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection with the from address (bear in mind this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) https://socialskates.com/story21710909/blockchain-explorer-tron-secrets-https-cuwip-ucsd-edu-members-georgeuncle0-activity-1839979