Transaction not yet indexed

21NfLkuCVupRSDfpyoQWaciuTvX2o3rdsPmiKFDkQE5Sa2v3R1RvmXY1yteUbxGyr5fvm2zpyvmyfJHytpuqE6t1

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