Greengrass.GroupVersionsee http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-greengrass-groupversion.html
type properties = {logger_definition_version_arn : string option;device_definition_version_arn : string option;function_definition_version_arn : string option;core_definition_version_arn : string option;resource_definition_version_arn : string option;connector_definition_version_arn : string option;subscription_definition_version_arn : string option;group_id : string;}see http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-greengrass-groupversion.html;
val make_properties :
?logger_definition_version_arn:string ->
?device_definition_version_arn:string ->
?function_definition_version_arn:string ->
?core_definition_version_arn:string ->
?resource_definition_version_arn:string ->
?connector_definition_version_arn:string ->
?subscription_definition_version_arn:string ->
group_id:string ->
unit ->
propertiesval yojson_of_properties :
properties ->
[> `Assoc of (string * Yojson.Safe.t) list ]val create_attributes : string -> attributes