Block top - The block selection and length of the blockchain (in blocks) on creation of the current block Nonce - The transaction quantity for the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://bookmarkdistrict.com/story20146602/helping-the-others-realize-the-advantages-of-blockchain-explorer-bnb-https-vuf-minagricultura-gov-co-lists-informacin-20servicios-20web-dispform-aspx-id-11784754