Block top - The block number and length in the blockchain (in blocks) on development of the current block Nonce - The transaction variety 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://moodjhomedia.com/story3147609/top-guidelines-of-eth-blockchain-explorer-https-www-dermandar-com-user-quietquiet9