Validate RPC errors and provide some information from SDK

[Antiglobalist]

🌟 Feature Request

Expand the protocol for interaction with the wallet. To be able to handle errors
Now, if you send invalid data, the SDK crashes

📝 Description

At the moment it is difficult to understand why the error occurred. For example, if I make a transaction for an amount greater than the balance, I receive the following error:

🖼️ Mockups/Examples

Where sendAmount exceeds wallet balance

[petarTxFusion]

Thank you for your suggestion. We recognize the importance of improving our error handling and are planning to address this in an upcoming refactor. We will make sure to notify you once these changes have been implemented.