Is there any way to transfer data from one dataset to another?

[env.production]
analytics_engine_datasets = [{ binding = "ANALYTICS", dataset = "event_logs" }]

[Error] Origin http://localhost:5173 is not allowed by Access-Control-Allow-Origin. Status code: 500
[Error] Fetch API cannot load https://event-tracking-worker.<account>.workers.dev/ due to access control checks.
[Error] Failed to load resource: Origin http://localhost:5173 is not allowed by Access-Control-Allow-Origin. Status code: 500 (event-tracking-worker.<account>.workers.dev, line 0)

[Error] Origin http://localhost:5173 is not allowed by Access-Control-Allow-Origin. Status code: 500
[Error] Fetch API cannot load https://event-tracking-worker.<account>.workers.dev/ due to access control checks.
[Error] Failed to load resource: Origin http://localhost:5173 is not allowed by Access-Control-Allow-Origin. Status code: 500 (event-tracking-worker.<account>.workers.dev, line 0)

[Error] Origin https://projectname.pages.dev is not allowed by Access-Control-Allow-Origin. Status code: 500
[Error] Fetch API cannot load https://event-tracking-worker.<account>.workers.dev/ due to access control checks.
[Error] Failed to load resource: Origin https://projectname.pages.dev is not allowed by Access-Control-Allow-Origin. Status code: 500 (event-tracking-worker.<account>.workers.dev, line 0)

[Error] Origin http://localhost:5173 is not allowed by Access-Control-Allow-Origin. Status code: 500
[Error] Fetch API cannot load https://event-tracking-worker.<account>.workers.dev/ due to access control checks.
[Error] Failed to load resource: Origin http://localhost:5173 is not allowed by Access-Control-Allow-Origin. Status code: 500 (event-tracking-worker.<account>.workers.dev, line 0)
[Error] Error logging event:
TypeError: Load failed
    (anonymous function) (logEventUtility.js:20)

export default {
    async fetch(request, env) {
      if (request.method === 'POST') {
        // Parse the incoming request body
        const requestBody = await request.json();
        const eventType = requestBody.eventType || 'unknown_event';
        const url = requestBody.url || 'unknown_url';
  
        // Log the event using the Workers Analytics Engine
        await env.ANALYTICS.writeDataPoint({
          blobs: [eventType, url],
          indexes: [eventType],
          tags: [url],
        });
  
        return new Response("Event logged successfully!", { status: 200 });
      } else {
        return new Response("Method Not Allowed", { status: 405 });
      }
    }
  };

export const logEvent = async (eventType) => {
    try {
      // Replace with your actual worker URL
      const workerUrl = "https://event-tracking-worker.<account>.workers.dev/";
  
      // Send event data to the Cloudflare Worker
      const response = await fetch(workerUrl, {
        method: "POST",  // Use POST or GET as per your preference
        headers: {
          "Content-Type": "application/json",
        },
        body: JSON.stringify({
          eventType: eventType,
          url: window.location.href,  // Include the current page URL
        }),
      });
  
      if (!response.ok) {
        console.error("Failed to log event", response.statusText);
      }
    } catch (error) {
      console.error("Error logging event:", error);
    }
  };

export const logEvent = async (eventType) => {
    try {
      // Replace with your actual worker URL
      const workerUrl = "https://event-tracking-worker.<account>.workers.dev/";
  
      // Send event data to the Cloudflare Worker
      const response = await fetch(workerUrl, {
        method: "POST",  // Use POST or GET as per your preference
        headers: {
          "Content-Type": "application/json",
        },
        body: JSON.stringify({
          eventType: eventType,
          url: window.location.href,  // Include the current page URL
        }),
      });
  
      if (!response.ok) {
        console.error("Failed to log event", response.statusText);
      }
    } catch (error) {
      console.error("Error logging event:", error);
    }
  };

export default {
    async fetch(request, env) {

    const corsHeaders = {
        "Access-Control-Allow-Origin": "*",  // Allow all origins
        "Access-Control-Allow-Methods": "POST, OPTIONS",  // Allow POST and OPTIONS methods
        "Access-Control-Allow-Headers": "Content-Type",  // Allow specific headers
        };
    
        if (request.method === 'OPTIONS') {
        // Handle CORS preflight requests
        return new Response(null, {
            headers: corsHeaders,
            status: 204,  // No content
        });
        }
        
        if (request.method === 'POST') {
        // Parse the incoming request body
        const requestBody = await request.json();
        const eventType = requestBody.eventType || 'unknown_event';
        const url = requestBody.url || 'unknown_url';
  
        // Log the event using the Workers Analytics Engine
        await env.ANALYTICS.writeDataPoint({
            blobs: [eventType, url],
            indexes: [eventType],
            tags: [url],
        });
  
        return new Response("Event logged successfully!", { status: 200 });
        } else {
        return new Response("Method Not Allowed", { status: 405 });
        }
    }
  };

export default {
    async fetch(request, env) {
      const corsHeaders = {
        "Access-Control-Allow-Origin": "*",  // Allow all origins
        "Access-Control-Allow-Methods": "POST, OPTIONS",  // Allow POST and OPTIONS methods
        "Access-Control-Allow-Headers": "Content-Type",  // Allow specific headers
      };
  
      if (request.method === 'OPTIONS') {
        // Handle CORS preflight requests
        return new Response(null, {
          headers: corsHeaders,
          status: 204,  // No content
        });
      }
      
      if (request.method === 'POST') {
        let requestBody;
  
        try {
          requestBody = await request.json();  // Try parsing the JSON
        } catch (error) {
          return new Response("Invalid JSON", { status: 400 });
        }
  
        const eventType = requestBody.eventType || 'unknown_event';
        const url = requestBody.url || 'unknown_url';
  
        // Log the event using the Workers Analytics Engine
        env.ANALYTICS.writeDataPoint({
          blobs: [eventType, url],
          indexes: [eventType]
        });
  
        return new Response("Event logged successfully!", { status: 200 });
      } else {
        return new Response("Method Not Allowed", { status: 405 });
      }
    }
  };

export const logEvent = async (eventType) => {
    try {
      const workerUrl = "https://event-tracking-worker.<account>.workers.dev/";
  
      const response = await fetch(workerUrl, {
        method: "POST",
        headers: {
          "Content-Type": "application/json",
        },
        body: JSON.stringify({
          eventType: eventType,
          url: window.location.href,
        }),
      });
  
      if (!response.ok) {
        console.error("Failed to log event", response.statusText);
      }
    } catch (error) {
      console.error("Error logging event:", error);
    }
  };