@Test
    public void resolve_JsonWithSpaceInKey() {
        String input = "{ \"abc def\": 1, \"b\": 2 }";
        environment.set("FOO", input);
        String output = resolve("${json:abc def:${FOO}}");
        assertThat(output, equalTo("1"));
    }
Check that prettified / multi-line JSON is supported
plugin/src/test/java/io/jenkins/plugins/casc/SecretSourceResolverTest.java