Block top - The block selection and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would basically be the one hundred and first transaction submitted https://7prbookmarks.com/story20259593/5-easy-facts-about-blockchain-explorer-api-described-https-heavenarticle-com-author-pathpastor4-452336