如何插入嵌套数组对象mongodb

db.users.insert({
  name: "John",
  age: 30,
  hobbies: [
    { name: "Reading", level: "Intermediate" },
    { name: "Gaming", level: "Advanced" }
  ]
});

db.users.insertMany([
  {
    name: "John",
    age: 30,
    hobbies: [
      { name: "Reading", level: "Intermediate" },
      { name: "Gaming", level: "Advanced" }
    ]
  },
  {
    name: "Jane",
    age: 25,
    hobbies: [
      { name: "Cooking", level: "Beginner" },
      { name: "Painting", level: "Intermediate" }
    ]
  }
]);