Block top - The block selection and size of the blockchain (in blocks) on development of the current block Nonce - The transaction range for the from address (bear in mind this begins at 0 so a nonce of 100 would essentially be the 101st transaction submitted by this account) https://socialwebleads.com/story6331246/details-fiction-and-explorer-blockchain-ethereum-https-intensedebate-com-people-hawkwhorl3