Hello friend, It is good to have you here but then there are a lot of things you need to work on and they are viz:

Plagiarism: Copy pasting other people's post for monetory purpose is wrong. Your post should be original and quality.

This is an example of copy-past from your post.

Your post:

Original content:

SOurce: https://alphawallet.com/for-developer/open-source-wallet/