curl --request POST \
  --url https://api.myscalev.com/v3/waba-accounts/{id}/send-messages \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{}'

{
  "error": {},
  "error_code": "<string>",
  "message": "<string>",
  "errors": {}
}