Transaction not yet indexed

Let9TPXdm2cQvGcrEWDYxYeYYGuWTMkv2XVr9DFfLJZ9BCpKh3Mt3ZexAk37pe4R6XtAAzns7JbuqxC7eZCHX71

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