Transaction not yet indexed

RiwCBxBs8kWc98CzWgNHowGg5F6pu2imbjLQu8PBVULgrFu6CWWKKLvC8hQq54HWGXDckXmts4uArV2zw3NtxN2

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