Block height - The block selection and duration with the blockchain (in blocks) on development of the present block Nonce - The transaction range for the from address (bear in mind this begins at 0 so a nonce of one hundred would actually be the a hundred and first transaction https://bookmarklinking.com/story8965454/new-step-by-step-map-for-blockchain-explorer-unconfirmed-transaction-https-www-dermandar-com-user-quietquiet9