Transaction not yet indexed

WFtKA6wwgDKTug8Zd9BGHKwG44uQDdW2YNJC6hWMR3wRLj3CkYqkzwYwJJ5DwgdRcsynDN8Grc9iqeL3vK15Mh3

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