Transaction not yet indexed

Y21kuZCo6aLTs5hujqSoqP1oFWK4RGAUU6ufjcaNP98AdbEjmQdrd6Zz9DTr5SNjFVaTPCddRCGRwFvkiP7i8N4

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