Transaction not yet indexed

1LexXRvFnxEzv1etEhP3e2jb47kEfrrvfM55RPtc7fDPZ3LxCWpzANvm9iXz8TBEri6JLg1w3QetWwNDdfpw1T2

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