Transaction not yet indexed

iS2TCdn4o8ew1N9Y8gw6Cy7S8zLf1d21EK356QSebqL1uwytnnJSALQPoBDFC6KqdGceQjKYudSUux7r1gNxEVJ

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