# Schema

Altoviz APIs are using standard data types as listed below.

## Types

### Blank Fields

Blank fields are included as null instead of being omitted.

### Date

A date must be formated like YYYY-MM-DD. Example : `2023-09-13`.

### Date & time

A date & time must be formated like YYYY-MM-DDTHH:MM:SSZ. Example : `2023-09-13T02:21:35Z`.

### Boolean

Can be `true` or `false`.

### Number

For double, use the dot "." as decimal separator like `123.45`.