variableNode.put("value", "azeRTY");
variableNode.put("operation", "equalsIgnoreCase");
assertResultsPresentInPostDataResponse(url, requestNode, processInstance.getId());
// String not equals ignore case
variableNode.removeAll();
variableNode.put("name", "stringVar");
variableNode.put("value", "HIJKLm");
variableNode.put("operation", "notEqualsIgnoreCase");
assertResultsPresentInPostDataResponse(url, requestNode, processInstance.getId());