public function decrementCounter($name, $value = 1) { if (empty($this->_customerFid)) { throw new \RuntimeException("You cannot decrement a counter before setting a customer fid"); } $payload = new SetPropertyValuePayload(); $payload->fid = $this->_customerFid; $payload->property = $name; $payload->value = ValueAs::int($value, 1); $this->_processRequest($this->_getPropertyEndpoint()->decrementCounter($payload)); return $this; }