| critical | (optional) number | Number of machine identities with a CRITICAL risk severity. | [default to undefined] |
| high | (optional) number | Number of machine identities with a HIGH risk severity. | [default to undefined] |
| medium | (optional) number | Number of machine identities with a MEDIUM risk severity. | [default to undefined] |
| low | (optional) number | Number of machine identities with a LOW risk severity. | [default to undefined] |
| unknown | (optional) number | Number of machine identities that have no risk severity. This value is null unless unclassified risk severity counting is enabled for the tenant. Version 1 of the API always returns null. | [default to undefined] |