Transaction not yet indexed

21knu7LSVuoBYW8f6DUAuJpKaYnF1SUPbFXPF17YoZd3VT3d2BDoGVAp9btGGCdDnfz1rFuz7FeoaJNrLGQSeb6Z

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