Transaction not yet indexed

1tSSixHX59Cwi7HQh6tqJELB3LPpxitvgUqdiPoQJkRdAXby5P33jP8WJVjFyZmsXWY6UHnD1fXndXeWimksC8m

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