Block height - The block variety and duration with the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of 100 would in fact be the a hundred and first transaction https://bookmarks-hit.com/story23293630/new-step-by-step-map-for-blockchain-explorer-unconfirmed-transaction-https-myspace-com-deletescreen7