code: public @Nonnull JsonBuilder putArray(String key, @Nonnull Number... values) {
          JsonArray jjArray = new JsonArray();
          for (Number number : values) {
              jjArray.add(primitive(number));
          }
          object.put(key, jjArray);
          return this;
      }
docs: Add a JsonArray to the object with the number values added.
  
  @param key key
  @param values values
  values that go in the array
  @return the builder