Transaction not yet indexed

1ku6i7BRN2R3STJcHbWhcK49ffvjC8RgVEvXQP8RNWhBoNR6yu2MYsy1T7uaNS2T7TPcLRpYBv9DunQgfsg7Jgu

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