Quick Three Bean Salad

Name: Quick Three Bean Salad
Cuisine: American
Ingredients: 1 can (15 oz kidney beans); 1 can (15 oz cannellini beans); 12 oz package of frozen green beans (thawed); 1 bunch of fresh parsley leaves (chopped); 1/2 small red onion (sliced); ¼ cup apple cider vinegar; ¼ cup extra-virgin olive oil; 2 tsps dried thyme; 1 tsp sea salt; 1 tsp dried chives dried