text: import handler from "./libs/handler-lib";
  import dynamoDb from "./libs/dynamodb-lib";
  
  export const main = handler(async(event, context) => {
      const params = {
          TableName: process.env.tableName,
          // 'Key' defines the partition key and sort key of the item to be retrieved
          Key: {
              userId: event.requestContext.identity.cognitoIdentityId, // The id of the author
              noteId: event.pathParameters.id, // The id of the note from the path
          },
      };
  
      const result = await dynamoDb.get(params);
      if (!result.Item) {
          throw new Error("Item not found.");
      }
  
      // Return the retrieved item
      return result.Item;
  });