Interface Alternative

interface Alternative {
    cancelled?: boolean;
    currentTripPosition?: Location;
    delay?: number;
    destination?: Location | Station | Stop;
    direction?: string;
    line?: Line;
    loadFactor?: string;
    location?: Location;
    nextStopovers?: readonly StopOver[];
    origin?: Location | Station | Stop;
    plannedPlatform?: string;
    plannedWhen?: string;
    platform?: string;
    previousStopovers?: readonly StopOver[];
    prognosedPlatform?: string;
    prognosedWhen?: string;
    prognosisType?: PrognosisType;
    provenance?: string;
    remarks?: readonly (Hint | Status | Warning)[];
    stop?: Station | Stop;
    tripId: string;
    when?: string;
}