import type DMMF from '@prisma/dmmf';
import { ExtendedDMMFModelCustomValidators } from './07_extendedDMMFModelCustomValidators';
export declare class ExtendedDMMFModelFormatingHelpers extends ExtendedDMMFModelCustomValidators {
    readonly optionalJsonFieldUnion: string;
    constructor(model: DMMF.Model);
    private _setOptionalJsonFieldUnion;
}
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