Get Serialize value into an array format by using an unserialize() method of native Magento interface.
unserialize() method is used to convert the array form of data in Magento 2.
How to convert array data into Serialize format Magento 2.
Serialize array data using Magento 2 by natve SerializerInterface class.
The serialize method is used for storing or passing PHP values without losing their data type and structure.
serialize() method is used for serializing the data in Magento 2.
Get Adminhtml quote session using Magento 2.
Magento Native supports multiple Sessions type for frontend and backend (adminhtml) system.
You can get admin Html(backend) quote session using Magento 2 by Magento\Backend\Model\Session\Quote class.