Block top - The block range and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction quantity for your from address (bear in mind this begins at 0 so a nonce of 100 would really be the a hundred and first transaction submitted https://worldsocialindex.com/story5526310/explorer-blockchain-base-an-overview-https-www-folkd-com-submit-cryptoexplorerhub-com