QR claiming doesn't show a preview on mobile (iOS - Safari)

[Lililashka]

Describe the bug
<<<<< A clear and concise description of what the bug is and steps to reproduce it.>>>>>
Can't see a preview of a card on mobile (without web3 browser) when claim from a QR code.

Steps to Reproduce
<<<<Steps to reproduce the behavior:

1. Go to Card shop
2. Buy one card
3. Add details until you arrive the card preview page with QR code
4. Grab a phone and take a photo of QR code
5. On a phone, you will be directed to a page where you suppose to see a preview of a card but you only see the text "Someone sent you a RadiCard! In order to claim it, you need to have a web3 wallet installed. Choose to install from one of the following..." but not the actual card preview

Expected behavior
<<<< A clear and concise description of what you expected to happen. >>>>
6. See step 5 together with a card preview

Screenshots
<<<< If applicable, add screenshots to help explain your problem. >>>>

Desktop (please complete the following information):

• Mobile phone, iOS, Safari browser

[seichris]

arguably we dont want the user to see the image, before he owns the NFT.

Seeing it too early he might not want to download a web3 wallet.

[seichris]

Related to what receivers in different situations see: #38