Require this package with composer:
composer require selfreliance/bitgo
php artisan vendor:publish --provider="Selfreliance\BitGo\BitGoServiceProvider"
use Selfreliance\BitGo\BitGo;
Add to .env file:
#BitGo_Settings
BITGO_SERVER=
BITGO_WALLET_PASSPHRASE=
BITGO_TOKEN=
BITGO_WALLET_ID_BTC=
BITGO_WALLET_ID_DASH=
BITGO_WALLET_ID_LTC=
BITGO_WALLET_ID_XLM=
BITGO_WALLET_ID_ZEC=
BITGO_WALLET_ID_BCH=