Block height - The block quantity and length in the blockchain (in blocks) on creation of the current block Nonce - The transaction variety 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://bookmarkssocial.com/story20510780/5-easy-facts-about-blockchain-explorer-api-described-https-escatter11-fullerton-edu-nfs-show-user-php-userid-9253086