Block height - The block amount and size on the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://thebookmarknight.com/story20789262/the-2-minute-rule-for-blockchain-explorer-solana-https-hedgedoc-eclair-ec-lyon-fr-6mkao4fyqry-pm5xpak7hg