Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this commences at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://businessbookmark.com/story5808455/top-guidelines-of-eth-blockchain-explorer-http-bioimagingcore-be-q2a-user-storegarlic8