Block height - The block amount and size in 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://socialmarkz.com/story11277368/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-www-blurb-com-user-optionname7