error loading the launcher error 0x83750007

Hello, my name in Minecraft is MetaKnightpro,
I need help with an error in minecraft java, what happened is that my skin did not load and I got to play and then play offline and so on several times, but it was connected to the internet and the internet connection is good, and I uninstalled it to I will install it again to see if it fixes it, but I got an error when I wanted to install it on the official website and in the Microsoft store, I got an invalid Json string (0x83750007), please could you help me fix this bug