Transaction not yet indexed

RSot4iPFWf18obkUTf4oqTZVaM4wj6a8FCiiJmAtpbGd8XEPZcy8UcgyYRdwMU5DS4MjHqt4eEoQAnroKP9v6nS

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