{
  "_comment": "Template for a standardized error response.",
  "error": {
    "_comment": "Top-level key indicating an error occurred.",
    "code": "ERR_INVALID_INPUT",
    "_comment": "A unique error code for programmatic handling.  Should be stable and not change even if the message changes.",
    "message": "Invalid input provided.",
    "_comment": "A human-readable error message.  Should be helpful to the user.",
    "status": 400,
    "_comment": "The HTTP status code associated with the error.",
    "details": {
      "_comment": "Optional details about the error.  Can be an object or an array.",
      "field": "email",
      "issue": "Email address is not valid."
    },
    "timestamp": "2024-10-27T10:00:00Z",
    "_comment": "Timestamp of when the error occurred (ISO 8601 format)."
  },
  "_comment": "Example of a different error scenario (Internal Server Error)",
  "example_internal_server_error": {
    "error": {
      "code": "ERR_INTERNAL_SERVER_ERROR",
      "message": "An unexpected error occurred on the server.",
      "status": 500,
      "details": {
        "_comment": "This can be omitted or contain sensitive information that should not be exposed to the client.",
        "errorId": "a1b2c3d4e5f6g7h8"
      },
      "timestamp": "2024-10-27T10:01:00Z"
    }
  },
  "_comment": "Example of a different error scenario (Unauthorized)",
  "example_unauthorized": {
    "error": {
      "code": "ERR_UNAUTHORIZED",
      "message": "Unauthorized: Invalid credentials.",
      "status": 401,
      "details": null,
      "_comment": "Details are often omitted for unauthorized errors.",
      "timestamp": "2024-10-27T10:02:00Z"
    }
  },
  "_comment": "Example of a different error scenario (Not Found)",
    "example_not_found": {
    "error": {
      "code": "ERR_NOT_FOUND",
      "message": "Resource not found.",
      "status": 404,
      "details": {
        "resource": "user",
        "id": "123"
      },
      "timestamp": "2024-10-27T10:03:00Z"
    }
  }
}