code: @JsonProperty("dp")
      @JsonSerialize(using = Base64UrlJsonSerializer.class)
      @JsonDeserialize(using = Base64UrlJsonDeserializer.class)
      public byte[] dp() {
          return ByteExtensions.clone(this.dp);
      }
docs: Get the RSA Private Key Parameter value.
  
  @return the RSA Private Key Parameter value.