thumbnail example

->description('descript.io')
                ->url('http://ava.tar/pic.png')
                ->timestamp(new \DateTimeImmutable('2020-10-12 9:14:15+0000'))
                ->color(2021216)
                ->title('New song added!')
                ->footer(
                    (new DiscordFooterEmbedObject())
                        ->text('text')
                        ->iconUrl('icon url')
                        ->proxyIconUrl('proxy icon url')
                )
                ->thumbnail(
                    (new DiscordMediaEmbedObject())
                        ->url('https://thumb.ur.l/')
                        ->proxyUrl('https://proxy.ur.l/')
                        ->height(900)
                        ->width(600)
                )
                ->image(
                    (new DiscordMediaEmbedObject())
                        ->url('https://image.ur.l/')
                        ->proxyUrl('https://proxy.ur.l/')
                        ->height(900)