code: public function getSpam($ipblock, $spamstate)
      {
  		if (!$ipblock)
  			throw new BadMethodCallException('Parameter $ipblock is missing.');
  		if (!$spamstate)
  			throw new BadMethodCallException('Parameter $spamstate is missing.');
  		switch ($spamstate) {
  			case "blockedForSpam":
  			case "unblocked":
  			case "unblocking":
  				break;
  			default:
  				throw new BadMethodCallException('Parameter $spamstate is invalid.');
  		}
          try {
              $r = $this->get('ip/' . urlencode($ipblock) . '/spam/?state=' . $spamstate)->send();
          } catch (\Exception $e) {
              throw new IpException($e->getMessage(), $e->getCode(), $e);
          }
          return $r->getBody(true);
      }
docs: Get Spam  - returns list of IPs on spam control in block
  
  @param string $ipBlock
  @param string $spamstate { "blockedForSpam", "unblocked", "unblocking"}
  @return string Json
  @throws Exception\IpException
  @throws Exception\IpNotFoundException