Transaction not yet indexed

ex2mNLydrbA8SvAdXHP8HN5fLVVQtbLSuHAAKTy8EC1zScbUk8Zb6Ftit4VPZNk3dXQZXxpL7Qvtcs6Z42kG6z2

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