Transaction not yet indexed

21MkpyUvARrCXCwZm8HuhUFKdkoP5dr2YwDeXit5v5iEZjg4h3QmcXhaoDXVi4Ge1GY1wwFfL8HD5KrYAx8xyHcA

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