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// from this
type SavedPlaylistItem = {
id: string,
checksum: number,
};
// generate this
function getSavedPlaylistItem(payload: Object): ?SavedPlaylistItem {
if (
typeof payload.id === 'string' &&
typeof payload.checksum === 'number'
) {
return {
id: payload.id,
checksum: payload.checksum,
};
}
return null;
}
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