List the content and asset counts

Mongo-list-databases.js

var dbs = db.runCommand('listDatabases').databases.filter(({ name }) => name.contains('_platform')).map(({ name }) => name)
dbs.forEach((name) => {
    var content = db.getSiblingDB(name).getCollection('Content').count();
    var assets = db.getSiblingDB(name).getCollection('Asset').count();
    print(`${name}: ${content} content, ${assets} assets`);
})