Block height - The block selection and duration of your blockchain (in blocks) on development of the current block Nonce - The transaction selection for that from address (bear in mind this starts at 0 so a nonce of one hundred would essentially be the 101st transaction submitted by this https://monobookmarks.com/story20591768/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-canvas-instructure-com-eportfolios-4028322-entries-14252553