How To Get Specific Response Json?

{
“id”: 115084015,
“from”: “help@email.ncloud.com”,
“subject”: “Verify Code”,
“date”: “2022-12-27 19:53:45”,
“attachments”: ,
“body”: "

Verification Code : 9906

Enter the code to sign up!

Keep this code to yourself, and no other action is required. "
}

how do I want to retrieve the submitted code that appears from the json response?