Asset.setParent(assetFolder: AssetFolder): Promise<null>

// Get all Assets
const assets = await webflow.getAllAssets()
const myAsset = assets[0]
const folders = await webflow.getAllAssetFolders()
const folder = folders[0]
if (folder) {
await myAsset.setParent(folder)
console.log(`Asset: ${myAsset.id} moved to ${folder.id}`)
} else {
webflow.notify({ type: 'Error', message: 'Folder not found' })
}