Transaction not yet indexed

66UMdnUCouePVTcr2eXoVtLBjqBe6MuXvYdTkDLC7Ub7VVqoXpv1FhqXHaPUa3B9MUJmHfUGd9gaKVTzr74NEfGE

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