/**
* send the transaction using the API
*
* @param string $signed
* @param string[] $paths
* @param bool $checkFee
* @return string the complete raw transaction
* @throws \Exception
*/
protected function sendTransaction($signed, $paths, $checkFee = false)
{
return $this->sdk->sendTransaction($this->identifier, $signed, $paths, $checkFee);
}