espocrm-base/application/Espo/Resources/metadata/recordDefs/InboundEmail.json

{
    "massActions": {
        "update": {
            "allowed": true
        },
        "delete": {
            "allowed": true
        }
    },
    "createInputFilterClassNameList": [
        "Espo\\Classes\\Record\\InboundEmail\\PasswordsInputFilter"
    ],
    "updateInputFilterClassNameList": [
        "Espo\\Classes\\Record\\InboundEmail\\PasswordsInputFilter"
    ],
    "readLoaderClassNameList": [
        "Espo\\Classes\\FieldProcessing\\InboundEmail\\IsSystemLoader"
    ]
}