```
from sendgrid.helpers.mail import Mail, Asm
mail = Mail(
from_email='your_email@example.com',
to_emails='recipient@example.com',
subject='Your Subject Here',
html_content='<div>This is your email content.</div>'
)
asm = Asm(
group_id=123
)
message.asm = asm
```
for python users - that's what helped me
```
from sendgrid.helpers.mail import Mail, Asm
mail = Mail(
from_email='your_email@example.com',
to_emails='recipient@example.com',
subject='Your Subject Here',
html_content='<div>This is your email content.</div>'
)
asm = Asm(
group_id=123
)
message.asm = asm
```