Block top - The block number and length in the blockchain (in blocks) on development of the current block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) Agreement https://socialtechnet.com/story6331141/not-known-factual-statements-about-blockchain-explorer-tool-https-www-demilked-com-author-brokerwhorl5