Block top - The block number and length in the blockchain (in blocks) on development of the current block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of a hundred would really be the 101st transaction submitted by this account) https://mylittlebookmark.com/story5932269/not-known-factual-statements-about-blockchain-explorer-tool-https-pad-karuka-tech-vc6p2vmyr6a9ij1xxkanwg