artistType := graphql.NewObject(graphql.ObjectConfig{
    Name: "Artist",
    Fields: graphql.Fields{
        "id": &graphql.Field{
            Type: graphql.String,
        },
        "name": &graphql.Field{
            Type: graphql.String,
        },
        "type": &graphql.Field{
            Type: graphql.String,
        },
    },
})