org.springframework.web.client.HttpServerErrorException$InternalServerError: 500 Internal Server Error: [{"code":"SYSTEM_ERROR","message":"未知错误"}]

at org.springframework.web.client.HttpServerErrorException.create(HttpServerErrorException.java:100)

at org.springframework.web.client.DefaultResponseErrorHandler.handleError(DefaultResponseErrorHandler.java:188)

at org.springframework.web.client.DefaultResponseErrorHandler.handleError(DefaultResponseErrorHandler.java:125)

at org.springframework.web.client.ResponseErrorHandler.handleError(ResponseErrorHandler.java:63)

at org.springframework.web.client.RestTemplate.handleResponse(RestTemplate.java:818)

at org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:776)

at org.springframework.web.client.RestTemplate.execute(RestTemplate.java:710)

at org.springframework.web.client.RestTemplate.exchange(RestTemplate.java:601)