Transaction not yet indexed

RUBnbG1HnPuHfMMqeaZ9PCjojY9eKw3ufAZTUFYWsCq8w32pTbdoby2v3EWD7SYujr9w9CznjADfFGQQCbLZeU8

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