Transaction not yet indexed

TU3Xtkc1JfZqkTUYok4HpKXEe9msDGqKTAYV4uWTDP3uqEHtKoCoeDLC3c4JLPydAdtHyXjqEuNa8d5J4b4ERE4

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