GraphQLによるデータの挿入と取得

mutation MyMutation {
  insert_pages_one(object: {content: {}}) {
    id
    content
  }
}

mutation MyMutation {
  insert_pages_one(object: {content: {hey: "hello!"}}) {
    id
    content
  }
}

query MyQuery {
  pages_by_pk(id: 2) {
    id
    content
  }
}