Transaction not yet indexed

21SSFAzQb3Fto8BjMVQvzk4VYuWaBQ3fabEEGdoxnBEBwDiRnxEeRJsuKvaCVe1kfPq92tN9QwwTbQ6s6mt6PtHT

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.