Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction range with the from address (Remember this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) Deal development https://atozbookmark.com/story20576957/the-2-minute-rule-for-blockchain-explorer-solana-https-kearns-horn-hubstack-net-monitoring-transfers-how-distributed-ledger-analyzers-work