Transaction not yet indexed

y21kvYi8XcWhyijdKcRbhf84aJ5LXnmF6Afz2qM4q22s8ag6P5DAJr7z9G18JhigCtCZRyi5iqY4QNAU4burEWv

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