import { z } from 'zod';
import { FieldType } from '@awell-health/extensions-core';
export declare const fields: {
    from: {
        label: string;
        id: string;
        type: FieldType.STRING;
        required: false;
        description: string;
    };
    to: {
        label: string;
        id: string;
        type: FieldType.STRING;
        required: true;
        description: string;
    };
    subject: {
        label: string;
        id: string;
        type: FieldType.STRING;
        required: true;
        description: string;
    };
    content: {
        label: string;
        id: string;
        type: FieldType.HTML;
        required: true;
        description: string;
    };
};
export declare const FieldsValidationSchema: z.ZodObject<{
    from: z.ZodUnion<[z.ZodOptional<z.ZodString>, z.ZodEffects<z.ZodLiteral<"">, undefined, "">]>;
    to: z.ZodString;
    subject: z.ZodString;
    content: z.ZodString;
}, "strip", z.ZodTypeAny, {
    subject: string;
    to: string;
    content: string;
    from?: string | undefined;
}, {
    subject: string;
    to: string;
    content: string;
    from?: string | undefined;
}>;
