Block top - The block selection and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would really be the 101st transaction submitted by this account) https://allbookmarking.com/story20827842/top-guidelines-of-explorer-blockchain-solana-https-md-kif-rocks-qxb6ylbntwcjnvrpqnzeqw