putPost(id: ID, timeSaleFlg: Int!): Post } { id: "aircaravan", timeSaleFlg: event.arguments.timeSaleFlg } Item: { id: "aircaravan", timeSaleFlg: event.arguments.timeSaleFlg } { "data": { "singlePost": { "id": "aircaravan", "timeSaleFlg": 1 } } } なんも返してない console AppSync Lambda DynamoDB query用にDynamoDBに保存