Struct InstanceMaintenanceEventRequired 

pub struct InstanceMaintenanceEventRequired {
    pub id: String,
    pub instance_id: String,
    pub compartment_id: String,
    pub maintenance_category: InstanceMaintenanceEventMaintenanceCategory,
    pub maintenance_reason: InstanceMaintenanceEventMaintenanceReason,
    pub instance_action: InstanceMaintenanceEventInstanceAction,
    pub alternative_resolution_actions: Vec<InstanceMaintenanceEventAlternativeResolutionActions>,
    pub time_window_start: DateTime<Utc>,
    pub can_reschedule: bool,
    pub time_created: DateTime<Utc>,
    pub lifecycle_state: InstanceMaintenanceEventLifecycleState,
    pub created_by: InstanceMaintenanceEventCreatedBy,
}

Required fields for InstanceMaintenanceEvent

Fields

id: String

The OCID of the maintenance event.

instance_id: String

The OCID of the instance.

compartment_id: String

The OCID of the compartment that contains the instance.

maintenance_category: InstanceMaintenanceEventMaintenanceCategory

This indicates the priority and allowed actions for this Maintenance. Higher priority forms of Maintenance have tighter restrictions and may not be rescheduled, while lower priority/severity Maintenance can be rescheduled, deferred, or even cancelled. Please see the Instance Maintenance documentation for details.

maintenance_reason: InstanceMaintenanceEventMaintenanceReason

This is the reason that Maintenance is being performed. See Instance Maintenance documentation for details.

instance_action: InstanceMaintenanceEventInstanceAction

This is the action that will be performed on the Instance by OCI when the Maintenance begins.

alternative_resolution_actions: Vec<InstanceMaintenanceEventAlternativeResolutionActions>

These are alternative actions to the requested instanceAction that can be taken to resolve the Maintenance.

time_window_start: DateTime<Utc>

The beginning of the time window when Maintenance is scheduled to begin. The Maintenance will not begin before this time.

can_reschedule: bool

Indicates if this MaintenanceEvent is capable of being rescheduled up to the timeHardDueDate.

time_created: DateTime<Utc>

The date and time the maintenance event was created, in the format defined by RFC3339. Example: {@code 2016-08-25T21:10:29.600Z}

lifecycle_state: InstanceMaintenanceEventLifecycleState

The current state of the maintenance event.

created_by: InstanceMaintenanceEventCreatedBy

The creator of the maintenance event.