{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/DecreaseStreamRetentionPeriodInput",
  "title": "DecreaseStreamRetentionPeriodInput",
  "type": "object",
  "required": [
    "RetentionPeriodHours"
  ],
  "properties": {
    "StreamName": {
      "allOf": [
        {
          "$ref": "#/components/schemas/StreamName"
        },
        {
          "description": "The name of the stream to modify."
        }
      ]
    },
    "RetentionPeriodHours": {
      "allOf": [
        {
          "$ref": "#/components/schemas/RetentionPeriodHours"
        },
        {
          "description": "The new retention period of the stream, in hours. Must be less than the current retention period."
        }
      ]
    },
    "StreamARN": {
      "allOf": [
        {
          "$ref": "#/components/schemas/StreamARN"
        },
        {
          "description": "The ARN of the stream."
        }
      ]
    }
  },
  "description": "Represents the input for <a>DecreaseStreamRetentionPeriod</a>."
}