Transaction not yet indexed

21c6vuu6KAA5LP7yavyhcSxFCuF2s81cKGn3Hergi35CbvmjdGLWQfjJs3Pv2nzqTYGzdwoKTk2vLk2ssJzPNNt4

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