default URI getType() {
		return DEFAULT_TYPE;
	}
An absolute URI that identifies the problem type. When dereferenced,
it SHOULD provide human-readable documentation for the problem type
(e.g., using HTML). When this member is not present, its value is
assumed to be "about:blank".

@return an absolute URI that identifies this problem's type
springdoc-openapi-tests/springdoc-openapi-javadoc-tests/src/test/java/test/org/springdoc/api/v30/app126/Problem.java