EC2 > Structures > AddedPrincipal AddedPrincipal¶ Structure Class¶ AddedPrincipal dataclass ¶ Bases: _SerdeShape Describes a principal. Attributes¶ principal class-attribute instance-attribute ¶ principal: str | None = ... The Amazon Resource Name (ARN) of the principal. principal_type class-attribute instance-attribute ¶ principal_type: str | None = ... The type of principal. service_id class-attribute instance-attribute ¶ service_id: str | None = ... The ID of the service. service_permission_id class-attribute instance-attribute ¶ service_permission_id: str | None = ... The ID of the service permission.