Transaction not yet indexed

ACkWwNctSjo44G9cwQnJDj3uqTpk7AvHvCkKxwNNmyLUrEvCQFaavEQhQLrtYZZu7sSmU8XRggc3xnq47GEiPQT

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