Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection to the from address (Keep in mind this starts at 0 so a nonce of one hundred would essentially be the 101st transaction submitted by this https://social4geek.com/story6233522/top-guidelines-of-explorer-blockchain-solana-https-pad-geolab-space-1eemv59krmalavl2pdd7cg