Transaction not yet indexed

21TkfWTREasURcvwMLBezac9m4iM6CAXnbsLA2o33VjEdRd5MJF2kbm9BoP8uX38gjbHdf2ZxTe7W5AdXAHWr5k1

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