Transaction not yet indexed

21tbNUFFtMydhCCFYgZRVGxzq5grjA6Jzq72PpYa1Tsr4b6PNRS69S3cJrTqSRRsq9iCaoM6AssFfUA7kUmFD4Pf

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