Transaction not yet indexed

UE15nRjefQwxtoi7QeXUcE3wbHe2cYpwafPxM4tu1gRFBbqfugrs3S3Y8F9XkJXjESWGF76mndN7TeXSJSu5oi2

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