QR code is generated by using 'Simple QrCode' package not showing correctly?

Question

I have used 'Simple QrCode' package to generate 'QR Code'. Followed the instruction https://www.positronx.io/how-to-generate-various-qr-codes-in-laravel-application/

I want to generate Logo Inside QR CODE,

Code

{!! QrCode::format('png')->merge('https://hellovcard.com/profile.png', .3, true)->generate('RemoteStack'); !!}

QR code

enter image description here

Where I went wrong? Why qr code it is showing like the above mentioned image?