Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount for your from address (bear in mind this starts at 0 so a nonce of 100 would essentially be the one hundred and first transaction submitted https://onlybookmarkings.com/story20500541/the-2-minute-rule-for-blockchain-explorer-solana-https-myspace-com-deletescreen7