import { ExtraData } from '../general';
export interface CustomAttribute {
    type: string;
    value: string;
}
export type CustomAttributesPayload = Record<string, CustomAttribute>;
export declare class CustomAttributeRecord {
    record: CustomAttributesPayload;
    constructor(record?: CustomAttributesPayload);
    toJSON(): CustomAttributesPayload;
    static fromJSON(payload: CustomAttributesPayload): CustomAttributeRecord;
    static default(): CustomAttributeRecord;
    static fromExtraData: (extraData: ExtraData, previousCustomAttributes?: CustomAttributeRecord) => CustomAttributeRecord;
    toExtraData(): ExtraData;
}
//# sourceMappingURL=CustomAttribute.d.ts.map