Transaction not yet indexed

21EMYUHuEEm8fxdSVcLcfqucT775QFz6mxuvo1RfUqF9hJvVy8ot4vVEwbXsUPBTmqPKWWtwrPiCvTdybc3NS5Ap

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