Because apparently it’s too difficult for AWS to provide an easy way to find this information.
Atomic Types
| Type |
JSON |
Value |
| Binary |
B |
String value containing the Base64-encoded binary data. |
| Boolean |
BOOL |
Either true or false |
| String |
S |
String value |
| Number |
N |
String with the numerical value |
| Null |
NULL |
Should always be true |
Collection Types
| Type |
JSON |
Value |
| List |
L |
A JSON array, with each element being an attribute with a type. |
| Map |
M |
A JSON object, with the keys being the map keys, and the values being an attribute with a type. |
Set Types
| Type |
JSON |
Value |
| Binary Set |
BS |
A JSON array of Base-64-encoded binary data. |
| Number Set |
NS |
A JSON array of string with the numerical values. |
| String Set |
SS |
A JSON array of strings. |
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