json: cannot unmarshal object into Go struct field ErrorOAuth2.error of type string

var oryAuthedContext = context.WithValue(context.Background(), ory.ContextAccessToken, "ory_pat_ACe9oVHW")

func (h *Handler) CreateOauthClientHandler(c *gin.Context) {
	// metaData := map[string]interface{}{
	// 	"registration": os.Getenv("OAUTH_REGISTRATION"),
	// }

	// clientId := os.Getenv("CLIENT_ID")
	// clientSecret := os.Getenv("CLIENT_SECRET")
	// clientName := os.Getenv("CLIENT_NAME")
	// redirectUris := os.Getenv("REDIRECT_URIS")
	
	log.Println(h.ctx.Value(ory.ContextAccessToken))
	
		_, res, err := h.ApiClient.OAuth2Api.CreateOAuth2Client(h.ctx).
			OAuth2Client(ory.OAuth2Client{
				ClientId:                pointer.ToString("test-client"),
				ClientName:              pointer.ToString("auth-client-test"),
				ClientSecret:            pointer.ToString("secret"),
				GrantTypes:              []string{"authorization_code", "refresh_token"},
				RedirectUris:            []string{"<http://localhost:3000/callback>"},
				ResponseTypes:           []string{"code", "id_token"},
				Scope:                   pointer.ToString("openid offline"),
				TokenEndpointAuthMethod: pointer.ToString("client_secret_post"),
			}).Execute()
defer res.Body.Close()
		if err != nil {
			h.logger.Println(err.Error())
			c.JSON(500, gin.H{
				"error": err.Error(),
				"status": res.Status,
				"body": res.Body,
			})
			return
		}
		c.JSON(200, gin.H{
			"message": "Oauth2.0 client created successfully",
		})
	}