Transaction not yet indexed

21RbuKsqVmyHJutUvHgRj9HMsQpQJvVTau36f843cWKi63a3cNSxVRt2K35XPDotwKTcM4nmrMj9vE8TYLAHsFnh

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