code: public void setStaticPropertyValue(final String fqn, final String property, final JsonNode value) {
          ObjectNode req = makeRequest("sset");
          req.put("fqn", fqn);
          req.put("property", property);
          req.set("value", value);
          this.runtime.requestResponse(req);
      }
docs: Sets the value of a mutable static property.
  @param fqn The FQN of the class
  @param property The property name
  @param value The new value