Block top - The block number and length in the blockchain (in blocks) on development of the present 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://zbookmarkhub.com/story20451644/5-easy-facts-about-blockchain-explorer-api-described-https-gaiaathome-eu-gaiaathome-show-user-php-userid-1577569