{ "version" : "2017-02-28", "operation" : "PutItem", "key" : { ## If object "id" should come from GraphQL arguments, change to $util.dynamodb.toDynamoDBJson($ctx.args.id) "id": $util.dynamodb.toDynamoDBJson($ctx.args.input.id), }, "attributeValues" : $util.dynamodb.toMapValuesJson($ctx.args.input) }