brevo.sendSmsAsync queue a Brevo SMS without waiting for credit details.
Example
Inputs
sender and recipient are required. Provide non-empty content or a positive templateId; a template overrides supplied content. Use params: Record<string, JSONValue> for template variables. type defaults to transactional; unicodeEnabled defaults to false. Optional fields are organizationPrefix, one or more tags, and webhookUrl. The second argument can select { account }.
Output
Returns{ messageId: string }. Brevo accepts the request asynchronously, so delivery outcome arrives later through events or webhooks.