Transaction not yet indexed

YBffMWdjd2j2MjrVbu2PC3dHe3Jn9z3PyaUULUmhs9zLoVHy14cyP8RdDz5NUMrm7TmRFPfUfk5yH9JcvFsnDxs

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