Transaction not yet indexed

R21ZmU6pYZ6kXam51xfWzQRiMEmv2EacnboZQEW2YT6u6jgqeSW366wriZP6Q5F3BNJGBNbL1c5Uwn2mzFfenjA

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