Block height - The block variety and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction selection for the from address (bear in mind this begins at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this https://bookmarkassist.com/story20498802/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-files-fm-f-e6nkandt95