curl --request GET \
  --url https://xapi.bolta.io/v1/customers/{customerKey}/certificates/latestHistory \
  --header 'Authorization: Basic <encoded-value>'

{
  "latestHistory": {
    "identifier": "<string>",
    "customerKey": "<string>",
    "occurredAt": "<string>",
    "code": "<string>",
    "message": "<string>"
  }
}