src/User/Tag.php
public function usersOfTag($tagId, $nextOpenId = '')
    {
        $params = ['tagid' => $tagId, 'next_openid' => $nextOpenId];

        return $this->parseJSON('json', [self::API_USERS_OF_TAG, $params]);
    }
public function usersOfTag($tagId, $nextOpenId = '')
    {
        $params = ['tagid' => $tagId, 'next_openid' => $nextOpenId];

        return $this->parseJSON('json', [self::API_USERS_OF_TAG, $params]);
    }
Get users from a tag.

@param string $tagId
@param string $nextOpenId

@return \EasyWeChat\Support\Collection