Block height - The block quantity and length on the blockchain (in blocks) on development of the present block Nonce - The transaction selection 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://monobookmarks.com/story20480437/5-easy-facts-about-blockchain-explorer-api-described-https-heavenarticle-com-author-pathpastor4-452336