This is a credit card. Most platforms show the back of the card with magnetic stripes and signatures. The color of the credit card on each platform is different. The Facebook platform shows the signature of Mark Zuckerberg. It generally means credit card, but also means VISA card, Mastercard, bank card, deposit, money, payment. Remarks
π€ : Apple platform shows that the signature on the credit card is βJohn Appleseedβ, formerly known as John Chapman. Everyone is affectionately called John Appleseed. The man who is the pioneer of the American nursery and gave Apple a special meaning, so he became a legend in the United States. In order to commemorate him, Apple's logo is also because of him, so his name is printed on some emojis.