Block top - The block selection and length from the blockchain (in blocks) on development of the present block Nonce - The transaction range with 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://bookmarkswing.com/story22275662/blockchain-explorer-bnb-an-overview-https-diigo-com-010nvri