Block top - The block number and length from the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://bookmarkplaces.com/story20626184/explorer-blockchain-base-an-overview-https-doc-adminforge-de-xbqatr5jtxomaazj2qoagg