getRecord loads one record and all field values visible to the connected
account.
Example
automations/get-airtable-record.automation.ts
Inputs
Output
Returns anAirtableRecord with id: string, createdTime: Date, and
fields: Record<string, JsonValue>.
Keep id for update and delete actions. Airtable omits fields with empty values
from many API responses, so do not assume every table field is present.