spring-bad request response json

spring-bad request response json.txt

{
  "timestamp": 1491753977762,
  "status": 400,
  "error": "Bad Request",
  "exception": "org.springframework.web.bind.MethodArgumentNotValidException",
  "errors": [
    {
      "codes": [
        "NotBlank.loginRequest.password",
        "NotBlank.password",
        "NotBlank.java.lang.String",
        "NotBlank"
      ],
      "arguments": [
        {
          "codes": [
            "loginRequest.password",
            "password"
          ],
          "arguments": null,
          "defaultMessage": "password",
          "code": "password"
        }
      ],
      "defaultMessage": "may not be empty",
      "objectName": "loginRequest",
      "field": "password",
      "rejectedValue": null,
      "bindingFailure": false,
      "code": "NotBlank"
    },
    {
      "codes": [
        "NotBlank.loginRequest.username",
        "NotBlank.username",
        "NotBlank.java.lang.String",
        "NotBlank"
      ],
      "arguments": [
        {
          "codes": [
            "loginRequest.username",
            "username"
          ],
          "arguments": null,
          "defaultMessage": "username",
          "code": "username"
        }
      ],
      "defaultMessage": "may not be empty",
      "objectName": "loginRequest",
      "field": "username",
      "rejectedValue": null,
      "bindingFailure": false,
      "code": "NotBlank"
    }
  ],
  "message": "Validation failed for object='loginRequest'. Error count: 2",
  "path": "/gsmwpush/login"
}