curl --request POST \
  --url http://api.stuut.ai/v1/email-senders/{email_sender_id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "is_shared": true,
  "signature_html": "<string>"
}
'

{
  "email": "<string>",
  "object": "<string>",
  "reply_to": "<string>",
  "user_id": "<string>",
  "id": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "expired_at": "2023-11-07T05:31:56Z",
  "is_nylas_connection": true,
  "is_nylas_grant_expired": true,
  "is_shared": true,
  "modified_at": "2023-11-07T05:31:56Z",
  "name": "<string>",
  "provider": "<string>",
  "reply_to_name": "<string>",
  "signature_html": "<string>"
}