Transaction not yet indexed

664ExNkbV2VmP4cUp5PDroiCjvs4ue1mcJxyqXeWCYP3krQVy7eFN46ncQYXa6BJMfvFWEE9e3Wc8ZVdtwF1PDPp

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