Greengrass.SubscriptionDefinitionVersion
see http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-greengrass-subscriptiondefinitionversion.html
see http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-greengrass-subscriptiondefinitionversion-subscription.html
see http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-greengrass-subscriptiondefinitionversion.html;
val make_properties :
subscription_definition_id:string ->
subscriptions:subscription list ->
unit ->
properties
val make_subscription :
target:string ->
id:string ->
source:string ->
subject:string ->
unit ->
subscription
val yojson_of_subscription :
subscription ->
[> `Assoc of (string * Yojson.Safe.t) list ]
val yojson_of_properties :
properties ->
[> `Assoc of (string * Yojson.Safe.t) list ]
val create_attributes : string -> attributes