Getting this error "schema": { "pointer": "/properties/b2

Thanks for reaching out, @bnraghav87.

I would recommend posting this concern to our Intuit Developer Community. This is a separate and dedicated forum that handles API concerns for QuickBooks.

Here's how:

1. Go to the Intuit Developer website.
2. Choose QuickBooks Online under What do you need help with?. 
3. Click Ask a Question. 
4. Log into your existing Intuit Developer Account or create a new one. 
5. Enter your concern. 
6. Click Ask. 

You might also want to check our QuickBooks Online learning guides. This includes help articles, video tutorials, and others to help you get a better grasp of the product.

Feel welcome to reach out to me again with any questions you may have. I would be more than happy to help.