export type ValidMetadataJSON = {
    name: string;
    description: string;
    image: string;
    animation_url?: string;
    content?: {
        uri: string;
        mime?: string;
    };
};
/**
 * Validate the metadata JSON object
 * @param metadata - The metadata object to validate
 */
export declare function validateMetadataJSON(metadata: ValidMetadataJSON | unknown): boolean;
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