{"additionalProperties": false, "required": ["Type", "Properties"], "type": "object", "properties": {"UpdateReplacePolicy": {"enum": ["Delete", "Retain", "Snapshot"], "type": "string"}, "DeletionPolicy": {"enum": ["Delete", "Retain", "Snapshot"], "type": "string"}, "DependsOn": {"anyOf": [{"pattern": "^[a-zA-Z0-9]+$", "type": "string"}, {"items": {"pattern": "^[a-zA-Z0-9]+$", "type": "string"}, "type": "array"}]}, "Type": {"enum": ["AWS::CloudWatch::CompositeAlarm"], "type": "string"}, "Properties": {"additionalProperties": false, "required": ["AlarmRule"], "type": "object", "properties": {"ActionsSuppressor": {"type": "string"}, "ActionsSuppressorWaitPeriod": {"type": "number"}, "ActionsSuppressorExtensionPeriod": {"type": "number"}, "AlarmActions": {"items": {"type": "string"}, "type": "array"}, "AlarmDescription": {"type": "string"}, "AlarmRule": {"type": "string"}, "AlarmName": {"type": "string"}, "InsufficientDataActions": {"items": {"type": "string"}, "type": "array"}, "OKActions": {"items": {"type": "string"}, "type": "array"}, "ActionsEnabled": {"type": "boolean"}}}, "Condition": {"type": "string"}, "Metadata": {"type": "object"}}}