Transaction not yet indexed

ME5v9fEqWSJs9mFk2EdhzxkGnVm3isMmR7SdsR3yX9tERkW4TayEYw5DdKM4jNfNpDqDJbQLsMmpn3ixSxzBzSS

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