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metamask-extension/app/scripts/migrations/073.js

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import { cloneDeep } from 'lodash';
const version = 73;
/**
* Should empty the `knownMethodData` object in PreferencesController
*/
export default {
version,
async migrate(originalVersionedData) {
const versionedData = cloneDeep(originalVersionedData);
versionedData.meta.version = version;
const state = versionedData.data;
const newState = transformState(state);
versionedData.data = newState;
return versionedData;
},
};
function transformState(state) {
const PreferencesController = state?.PreferencesController || {};
return {
...state,
PreferencesController: {
...PreferencesController,
knownMethodData: {},
},
};
}