Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (Remember this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) Not simply https://socialicus.com/story5813225/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-codimd-fiksel-info-7obh-70jsduk4-4exx8mba