{
    "detail": [
        {
            "type": "missing",
            "loc": [
                "body",
                "subject"
            ],
            "msg": "Field required",
            "input": {
                "text": "Your invoice %InvoiceNumber% is ready"
            }
        }
    ]
}
{
    "detail": [
        {
            "type": "missing",
            "loc": [
                "body",
                "body_html"
            ],
            "msg": "Field required",
            "input": {
                "name": "Verify Template",
                "html_body": "<p>Hi %FirstName%, your total is %Total% due %DueDate%.</p>"
            }
        }
    ]
}
{
    "detail": [
        {
            "type": "missing",
            "loc": [
                "body",
                "phone"
            ],
            "msg": "Field required",
            "input": {
                "number": "+1-555-000-1234"
            }
        }
    ]
}