Transaction not yet indexed

SM21qzES9EBk3ERfKYktXkmx478PYnkZaGT6yFE1cqmdKnVQUUsrtGfCcfDvuJh4EmPLXMTtVaZERCw2tvF5XDw

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