Transaction not yet indexed

21k6WbC1Kk3ZDV6jBKSivaWfo2XkYVVMX1MiQdawDbBWnr9cZXz4idsXru3jL9RTjFBRbCMQirXAMZpuSNf2G7rh

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