Transaction not yet indexed

21NhkXawF95JSMXYMBdgmccReb4SUExuHXTaePNq1xCXjz1UYJUvAptN2JTGFWYnXemUC58bcpq3D1CsC9WJBwvv

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