Block top - The block quantity and length in the blockchain (in blocks) on development of the current block Nonce - The transaction variety for that from address (Keep in mind this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) https://bookmarkfox.com/story6086263/the-smart-trick-of-explorer-blockchain-ethereum-that-nobody-is-discussing-https-hedge-fachschaft-informatik-uni-kl-de-nnpg48bpspmldanhox94bq