export interface Payload {
    external_id?: string;
    user_alias?: {
        alias_name?: string;
        alias_label?: string;
    };
    email?: string;
    braze_id?: string | null;
    name: string;
    time: string | number;
    properties?: {
        [k: string]: unknown;
    };
    _update_existing_only?: boolean;
    enable_batching?: boolean;
    batch_size?: number;
}
