@JsonProperty(HOST_STATUS_FIELD)
    public String hostStatus() { return hostStatus; }
@param hostStatus              The host status, e.g. NO_REMARKS.
@param suspendedSinceUtcOrNull The time the host was suspended in the format
                               {@link Instant#toString()}, or null if not suspended
                               (NO_REMARKS).
orchestrator-restapi/src/main/java/com/yahoo/vespa/orchestrator/restapi/wire/WireHostInfo.java