Block height - The block quantity and size 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://bookmarksea.com/story20490755/5-easy-facts-about-blockchain-explorer-api-described-https-mathiasen-curry-2-federatedjournals-com-diving-deep-blockchain-explorers