Finding issue in working with resend

import frappe
import resend
from frappe.model.document import Document
from frappe.utils.password import get_decrypted_password

def get_resend_api_key():
return get_decrypted_password(“Resend Settings”, “Resend Settings”, “api_key”)

class ResendEmailRecord(Document):
def before_submit(self):
if self.status == “Sent”:
frappe.throw(“Email has already been sent.”)

	resend.api_key = get_resend_api_key()
	email = resend.Emails.send({
		"from": self.from_email,
		"to": self.to_emails.strip().split(","),
		"subject": self.subject,
		"html": self.email_html
	})

	self.status = "Sent"
	self.resend_id = email["id"]


Reference: