Как задать схему правильно? const schema = new mongoose.Schema({

Question

Как задать схему правильно? const schema = new mongoose.Schema({

login: {type: String, unique: true, required: true},
password: {type: String, required: true},
chatlist: [
{
channelname: {type: String, default: "frontend"},
channelid: {type: String, default: "619a6bfe5b0931f1e5dbaf2c"}
},
{
channelname: {type: String, default: "backend"},
channelid: {type: String, default: "619a71002954ba23a951bb8f"}
},
{
channelname: {type: String, default: "devops"},
channelid: {type: String, default: "619d69c190a85a40893b6522"}
},
]
})