Transaction not yet indexed

21U6VxgKasyBc555PxHVUtwaXW7RqA8aApVYLr8ee9562CmfFJapTQpoXJTQjyEPVSyXbqwzpLUWdAbDW3kSHjYn

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