Transaction not yet indexed

21S21sC9FcuJdncSpQRQTh9p1GnJuJVTGL5u1D3eM2QW4BursnnAxFPyoLdwaqDmt27vVL1eixLQM1FBPAZEjpN8

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