Transaction not yet indexed

ubkN2Prx64UjfbE4qXNEr7jHTcWTMGcrK5ApD5nihsSZcJeeS6N3YCLnBQj4VGQujDcS7gQGP1nYwN8NP8QQC1T

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