{
  "version":"2.0",
  "metadata":{
    "apiVersion":"2012-08-10",
    "endpointPrefix":"dynamodb",
    "jsonVersion":"1.0",
    "protocol":"json",
    "serviceAbbreviation":"DynamoDB",
    "serviceFullName":"Amazon DynamoDB",
    "serviceId":"DynamoDB",
    "signatureVersion":"v4",
    "targetPrefix":"DynamoDB_20120810",
    "uid":"dynamodb-2012-08-10"
  },
  "operations":{
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      "name":"BatchGetItem",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"BatchGetItemInput"},
      "output":{"shape":"BatchGetItemOutput"},
      "errors":[
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"}
      ]
    },
    "BatchWriteItem":{
      "name":"BatchWriteItem",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"BatchWriteItemInput"},
      "output":{"shape":"BatchWriteItemOutput"},
      "errors":[
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"ItemCollectionSizeLimitExceededException"},
        {"shape":"InternalServerError"}
      ]
    },
    "CreateBackup":{
      "name":"CreateBackup",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"CreateBackupInput"},
      "output":{"shape":"CreateBackupOutput"},
      "errors":[
        {"shape":"TableNotFoundException"},
        {"shape":"TableInUseException"},
        {"shape":"ContinuousBackupsUnavailableException"},
        {"shape":"BackupInUseException"},
        {"shape":"LimitExceededException"},
        {"shape":"InternalServerError"}
      ]
    },
    "CreateGlobalTable":{
      "name":"CreateGlobalTable",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"CreateGlobalTableInput"},
      "output":{"shape":"CreateGlobalTableOutput"},
      "errors":[
        {"shape":"LimitExceededException"},
        {"shape":"InternalServerError"},
        {"shape":"GlobalTableAlreadyExistsException"},
        {"shape":"TableNotFoundException"}
      ]
    },
    "CreateTable":{
      "name":"CreateTable",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"CreateTableInput"},
      "output":{"shape":"CreateTableOutput"},
      "errors":[
        {"shape":"ResourceInUseException"},
        {"shape":"LimitExceededException"},
        {"shape":"InternalServerError"}
      ]
    },
    "DeleteBackup":{
      "name":"DeleteBackup",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DeleteBackupInput"},
      "output":{"shape":"DeleteBackupOutput"},
      "errors":[
        {"shape":"BackupNotFoundException"},
        {"shape":"BackupInUseException"},
        {"shape":"LimitExceededException"},
        {"shape":"InternalServerError"}
      ]
    },
    "DeleteItem":{
      "name":"DeleteItem",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DeleteItemInput"},
      "output":{"shape":"DeleteItemOutput"},
      "errors":[
        {"shape":"ConditionalCheckFailedException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"ItemCollectionSizeLimitExceededException"},
        {"shape":"InternalServerError"}
      ]
    },
    "DeleteTable":{
      "name":"DeleteTable",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DeleteTableInput"},
      "output":{"shape":"DeleteTableOutput"},
      "errors":[
        {"shape":"ResourceInUseException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"LimitExceededException"},
        {"shape":"InternalServerError"}
      ]
    },
    "DescribeBackup":{
      "name":"DescribeBackup",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DescribeBackupInput"},
      "output":{"shape":"DescribeBackupOutput"},
      "errors":[
        {"shape":"BackupNotFoundException"},
        {"shape":"InternalServerError"}
      ]
    },
    "DescribeContinuousBackups":{
      "name":"DescribeContinuousBackups",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DescribeContinuousBackupsInput"},
      "output":{"shape":"DescribeContinuousBackupsOutput"},
      "errors":[
        {"shape":"TableNotFoundException"},
        {"shape":"InternalServerError"}
      ]
    },
    "DescribeGlobalTable":{
      "name":"DescribeGlobalTable",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DescribeGlobalTableInput"},
      "output":{"shape":"DescribeGlobalTableOutput"},
      "errors":[
        {"shape":"InternalServerError"},
        {"shape":"GlobalTableNotFoundException"}
      ]
    },
    "DescribeLimits":{
      "name":"DescribeLimits",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DescribeLimitsInput"},
      "output":{"shape":"DescribeLimitsOutput"},
      "errors":[
        {"shape":"InternalServerError"}
      ]
    },
    "DescribeTable":{
      "name":"DescribeTable",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DescribeTableInput"},
      "output":{"shape":"DescribeTableOutput"},
      "errors":[
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"}
      ]
    },
    "DescribeTimeToLive":{
      "name":"DescribeTimeToLive",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DescribeTimeToLiveInput"},
      "output":{"shape":"DescribeTimeToLiveOutput"},
      "errors":[
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"}
      ]
    },
    "GetItem":{
      "name":"GetItem",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"GetItemInput"},
      "output":{"shape":"GetItemOutput"},
      "errors":[
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"}
      ]
    },
    "ListBackups":{
      "name":"ListBackups",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"ListBackupsInput"},
      "output":{"shape":"ListBackupsOutput"},
      "errors":[
        {"shape":"InternalServerError"}
      ]
    },
    "ListGlobalTables":{
      "name":"ListGlobalTables",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"ListGlobalTablesInput"},
      "output":{"shape":"ListGlobalTablesOutput"},
      "errors":[
        {"shape":"InternalServerError"}
      ]
    },
    "ListTables":{
      "name":"ListTables",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"ListTablesInput"},
      "output":{"shape":"ListTablesOutput"},
      "errors":[
        {"shape":"InternalServerError"}
      ]
    },
    "ListTagsOfResource":{
      "name":"ListTagsOfResource",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"ListTagsOfResourceInput"},
      "output":{"shape":"ListTagsOfResourceOutput"},
      "errors":[
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"}
      ]
    },
    "PutItem":{
      "name":"PutItem",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"PutItemInput"},
      "output":{"shape":"PutItemOutput"},
      "errors":[
        {"shape":"ConditionalCheckFailedException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"ItemCollectionSizeLimitExceededException"},
        {"shape":"InternalServerError"}
      ]
    },
    "Query":{
      "name":"Query",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"QueryInput"},
      "output":{"shape":"QueryOutput"},
      "errors":[
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"}
      ]
    },
    "RestoreTableFromBackup":{
      "name":"RestoreTableFromBackup",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"RestoreTableFromBackupInput"},
      "output":{"shape":"RestoreTableFromBackupOutput"},
      "errors":[
        {"shape":"TableAlreadyExistsException"},
        {"shape":"TableInUseException"},
        {"shape":"BackupNotFoundException"},
        {"shape":"BackupInUseException"},
        {"shape":"LimitExceededException"},
        {"shape":"InternalServerError"}
      ]
    },
    "Scan":{
      "name":"Scan",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"ScanInput"},
      "output":{"shape":"ScanOutput"},
      "errors":[
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"}
      ]
    },
    "TagResource":{
      "name":"TagResource",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"TagResourceInput"},
      "errors":[
        {"shape":"LimitExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"},
        {"shape":"ResourceInUseException"}
      ]
    },
    "UntagResource":{
      "name":"UntagResource",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"UntagResourceInput"},
      "errors":[
        {"shape":"LimitExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"},
        {"shape":"ResourceInUseException"}
      ]
    },
    "UpdateGlobalTable":{
      "name":"UpdateGlobalTable",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"UpdateGlobalTableInput"},
      "output":{"shape":"UpdateGlobalTableOutput"},
      "errors":[
        {"shape":"InternalServerError"},
        {"shape":"GlobalTableNotFoundException"},
        {"shape":"ReplicaAlreadyExistsException"},
        {"shape":"ReplicaNotFoundException"},
        {"shape":"TableNotFoundException"}
      ]
    },
    "UpdateItem":{
      "name":"UpdateItem",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"UpdateItemInput"},
      "output":{"shape":"UpdateItemOutput"},
      "errors":[
        {"shape":"ConditionalCheckFailedException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"ItemCollectionSizeLimitExceededException"},
        {"shape":"InternalServerError"}
      ]
    },
    "UpdateTable":{
      "name":"UpdateTable",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"UpdateTableInput"},
      "output":{"shape":"UpdateTableOutput"},
      "errors":[
        {"shape":"ResourceInUseException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"LimitExceededException"},
        {"shape":"InternalServerError"}
      ]
    },
    "UpdateTimeToLive":{
      "name":"UpdateTimeToLive",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"UpdateTimeToLiveInput"},
      "output":{"shape":"UpdateTimeToLiveOutput"},
      "errors":[
        {"shape":"ResourceInUseException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"LimitExceededException"},
        {"shape":"InternalServerError"}
      ]
    }
  },
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      "type":"string",
      "enum":[
        "ADD",
        "PUT",
        "DELETE"
      ]
    },
    "AttributeDefinition":{
      "type":"structure",
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        "AttributeName",
        "AttributeType"
      ],
      "members":{
        "AttributeName":{"shape":"KeySchemaAttributeName"},
        "AttributeType":{"shape":"ScalarAttributeType"}
      }
    },
    "AttributeDefinitions":{
      "type":"list",
      "member":{"shape":"AttributeDefinition"}
    },
    "AttributeMap":{
      "type":"map",
      "key":{"shape":"AttributeName"},
      "value":{"shape":"AttributeValue"}
    },
    "AttributeName":{
      "type":"string",
      "max":65535
    },
    "AttributeNameList":{
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      "member":{"shape":"AttributeName"},
      "min":1
    },
    "AttributeUpdates":{
      "type":"map",
      "key":{"shape":"AttributeName"},
      "value":{"shape":"AttributeValueUpdate"}
    },
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      "type":"structure",
      "members":{
        "S":{"shape":"StringAttributeValue"},
        "N":{"shape":"NumberAttributeValue"},
        "B":{"shape":"BinaryAttributeValue"},
        "SS":{"shape":"StringSetAttributeValue"},
        "NS":{"shape":"NumberSetAttributeValue"},
        "BS":{"shape":"BinarySetAttributeValue"},
        "M":{"shape":"MapAttributeValue"},
        "L":{"shape":"ListAttributeValue"},
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        "BOOL":{"shape":"BooleanAttributeValue"}
      }
    },
    "AttributeValueList":{
      "type":"list",
      "member":{"shape":"AttributeValue"}
    },
    "AttributeValueUpdate":{
      "type":"structure",
      "members":{
        "Value":{"shape":"AttributeValue"},
        "Action":{"shape":"AttributeAction"}
      }
    },
    "Backfilling":{"type":"boolean"},
    "BackupArn":{
      "type":"string",
      "max":1024,
      "min":37
    },
    "BackupCreationDateTime":{"type":"timestamp"},
    "BackupDescription":{
      "type":"structure",
      "members":{
        "BackupDetails":{"shape":"BackupDetails"},
        "SourceTableDetails":{"shape":"SourceTableDetails"},
        "SourceTableFeatureDetails":{"shape":"SourceTableFeatureDetails"}
      }
    },
    "BackupDetails":{
      "type":"structure",
      "required":[
        "BackupArn",
        "BackupName",
        "BackupStatus",
        "BackupCreationDateTime"
      ],
      "members":{
        "BackupArn":{"shape":"BackupArn"},
        "BackupName":{"shape":"BackupName"},
        "BackupSizeBytes":{"shape":"BackupSizeBytes"},
        "BackupStatus":{"shape":"BackupStatus"},
        "BackupCreationDateTime":{"shape":"BackupCreationDateTime"}
      }
    },
    "BackupInUseException":{
      "type":"structure",
      "members":{
        "message":{"shape":"ErrorMessage"}
      },
      "exception":true
    },
    "BackupName":{
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      "max":255,
      "min":3
    },
    "BackupNotFoundException":{
      "type":"structure",
      "members":{
        "message":{"shape":"ErrorMessage"}
      },
      "exception":true
    },
    "BackupSizeBytes":{
      "type":"long",
      "min":0
    },
    "BackupStatus":{
      "type":"string",
      "enum":[
        "CREATING",
        "DELETED",
        "AVAILABLE"
      ]
    },
    "BackupSummaries":{
      "type":"list",
      "member":{"shape":"BackupSummary"}
    },
    "BackupSummary":{
      "type":"structure",
      "members":{
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        "TableId":{"shape":"TableId"},
        "TableArn":{"shape":"TableArn"},
        "BackupArn":{"shape":"BackupArn"},
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        "BackupCreationDateTime":{"shape":"BackupCreationDateTime"},
        "BackupStatus":{"shape":"BackupStatus"},
        "BackupSizeBytes":{"shape":"BackupSizeBytes"}
      }
    },
    "BackupsInputLimit":{
      "type":"integer",
      "max":100,
      "min":1
    },
    "BatchGetItemInput":{
      "type":"structure",
      "required":["RequestItems"],
      "members":{
        "RequestItems":{"shape":"BatchGetRequestMap"},
        "ReturnConsumedCapacity":{"shape":"ReturnConsumedCapacity"}
      }
    },
    "BatchGetItemOutput":{
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        "Responses":{"shape":"BatchGetResponseMap"},
        "UnprocessedKeys":{"shape":"BatchGetRequestMap"},
        "ConsumedCapacity":{"shape":"ConsumedCapacityMultiple"}
      }
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      "min":1
    },
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      "key":{"shape":"TableName"},
      "value":{"shape":"ItemList"}
    },
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      "type":"structure",
      "required":["RequestItems"],
      "members":{
        "RequestItems":{"shape":"BatchWriteItemRequestMap"},
        "ReturnConsumedCapacity":{"shape":"ReturnConsumedCapacity"},
        "ReturnItemCollectionMetrics":{"shape":"ReturnItemCollectionMetrics"}
      }
    },
    "BatchWriteItemOutput":{
      "type":"structure",
      "members":{
        "UnprocessedItems":{"shape":"BatchWriteItemRequestMap"},
        "ItemCollectionMetrics":{"shape":"ItemCollectionMetricsPerTable"},
        "ConsumedCapacity":{"shape":"ConsumedCapacityMultiple"}
      }
    },
    "BatchWriteItemRequestMap":{
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      "key":{"shape":"TableName"},
      "value":{"shape":"WriteRequests"},
      "max":25,
      "min":1
    },
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    "BinarySetAttributeValue":{
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      "member":{"shape":"BinaryAttributeValue"}
    },
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    "BooleanObject":{"type":"boolean"},
    "Capacity":{
      "type":"structure",
      "members":{
        "CapacityUnits":{"shape":"ConsumedCapacityUnits"}
      }
    },
    "ComparisonOperator":{
      "type":"string",
      "enum":[
        "EQ",
        "NE",
        "IN",
        "LE",
        "LT",
        "GE",
        "GT",
        "BETWEEN",
        "NOT_NULL",
        "NULL",
        "CONTAINS",
        "NOT_CONTAINS",
        "BEGINS_WITH"
      ]
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    "Condition":{
      "type":"structure",
      "required":["ComparisonOperator"],
      "members":{
        "AttributeValueList":{"shape":"AttributeValueList"},
        "ComparisonOperator":{"shape":"ComparisonOperator"}
      }
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    "ConditionExpression":{"type":"string"},
    "ConditionalCheckFailedException":{
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      "members":{
        "message":{"shape":"ErrorMessage"}
      },
      "exception":true
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    "ConditionalOperator":{
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      "enum":[
        "AND",
        "OR"
      ]
    },
    "ConsistentRead":{"type":"boolean"},
    "ConsumedCapacity":{
      "type":"structure",
      "members":{
        "TableName":{"shape":"TableName"},
        "CapacityUnits":{"shape":"ConsumedCapacityUnits"},
        "Table":{"shape":"Capacity"},
        "LocalSecondaryIndexes":{"shape":"SecondaryIndexesCapacityMap"},
        "GlobalSecondaryIndexes":{"shape":"SecondaryIndexesCapacityMap"}
      }
    },
    "ConsumedCapacityMultiple":{
      "type":"list",
      "member":{"shape":"ConsumedCapacity"}
    },
    "ConsumedCapacityUnits":{"type":"double"},
    "ContinuousBackupsDescription":{
      "type":"structure",
      "required":["ContinuousBackupsStatus"],
      "members":{
        "ContinuousBackupsStatus":{"shape":"ContinuousBackupsStatus"}
      }
    },
    "ContinuousBackupsStatus":{
      "type":"string",
      "enum":[
        "ENABLED",
        "DISABLED"
      ]
    },
    "ContinuousBackupsUnavailableException":{
      "type":"structure",
      "members":{
        "message":{"shape":"ErrorMessage"}
      },
      "exception":true
    },
    "CreateBackupInput":{
      "type":"structure",
      "required":[
        "TableName",
        "BackupName"
      ],
      "members":{
        "TableName":{"shape":"TableName"},
        "BackupName":{"shape":"BackupName"}
      }
    },
    "CreateBackupOutput":{
      "type":"structure",
      "members":{
        "BackupDetails":{"shape":"BackupDetails"}
      }
    },
    "CreateGlobalSecondaryIndexAction":{
      "type":"structure",
      "required":[
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        "KeySchema",
        "Projection",
        "ProvisionedThroughput"
      ],
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        "IndexName":{"shape":"IndexName"},
        "KeySchema":{"shape":"KeySchema"},
        "Projection":{"shape":"Projection"},
        "ProvisionedThroughput":{"shape":"ProvisionedThroughput"}
      }
    },
    "CreateGlobalTableInput":{
      "type":"structure",
      "required":[
        "GlobalTableName",
        "ReplicationGroup"
      ],
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        "GlobalTableName":{"shape":"TableName"},
        "ReplicationGroup":{"shape":"ReplicaList"}
      }
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    "CreateGlobalTableOutput":{
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      "members":{
        "GlobalTableDescription":{"shape":"GlobalTableDescription"}
      }
    },
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      "type":"structure",
      "required":["RegionName"],
      "members":{
        "RegionName":{"shape":"RegionName"}
      }
    },
    "CreateTableInput":{
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      "required":[
        "AttributeDefinitions",
        "TableName",
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        "ProvisionedThroughput"
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        "TableName":{"shape":"TableName"},
        "KeySchema":{"shape":"KeySchema"},
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        "GlobalSecondaryIndexes":{"shape":"GlobalSecondaryIndexList"},
        "ProvisionedThroughput":{"shape":"ProvisionedThroughput"},
        "StreamSpecification":{"shape":"StreamSpecification"}
      }
    },
    "CreateTableOutput":{
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      "members":{
        "TableDescription":{"shape":"TableDescription"}
      }
    },
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      "required":["BackupArn"],
      "members":{
        "BackupArn":{"shape":"BackupArn"}
      }
    },
    "DeleteBackupOutput":{
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      "members":{
        "BackupDescription":{"shape":"BackupDescription"}
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    },
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      "type":"structure",
      "required":["IndexName"],
      "members":{
        "IndexName":{"shape":"IndexName"}
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    },
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      "required":[
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        "Key"
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        "Key":{"shape":"Key"},
        "Expected":{"shape":"ExpectedAttributeMap"},
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        "ExpressionAttributeValues":{"shape":"ExpressionAttributeValueMap"}
      }
    },
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      "members":{
        "Attributes":{"shape":"AttributeMap"},
        "ConsumedCapacity":{"shape":"ConsumedCapacity"},
        "ItemCollectionMetrics":{"shape":"ItemCollectionMetrics"}
      }
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      "members":{
        "BackupDescription":{"shape":"BackupDescription"}
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    "DescribeContinuousBackupsOutput":{
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        "ContinuousBackupsDescription":{"shape":"ContinuousBackupsDescription"}
      }
    },
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      }
    },
    "DescribeGlobalTableOutput":{
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        "GlobalTableDescription":{"shape":"GlobalTableDescription"}
      }
    },
    "DescribeLimitsInput":{
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      "members":{
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    },
    "DescribeLimitsOutput":{
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      "members":{
        "AccountMaxReadCapacityUnits":{"shape":"PositiveLongObject"},
        "AccountMaxWriteCapacityUnits":{"shape":"PositiveLongObject"},
        "TableMaxReadCapacityUnits":{"shape":"PositiveLongObject"},
        "TableMaxWriteCapacityUnits":{"shape":"PositiveLongObject"}
      }
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        "TimeToLiveDescription":{"shape":"TimeToLiveDescription"}
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      "key":{"shape":"AttributeName"},
      "value":{"shape":"ExpectedAttributeValue"}
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        "Exists":{"shape":"BooleanObject"},
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        "ReturnValues":{"shape":"ReturnValue"},
        "ReturnConsumedCapacity":{"shape":"ReturnConsumedCapacity"},
        "ReturnItemCollectionMetrics":{"shape":"ReturnItemCollectionMetrics"},
        "UpdateExpression":{"shape":"UpdateExpression"},
        "ConditionExpression":{"shape":"ConditionExpression"},
        "ExpressionAttributeNames":{"shape":"ExpressionAttributeNameMap"},
        "ExpressionAttributeValues":{"shape":"ExpressionAttributeValueMap"}
      }
    },
    "UpdateItemOutput":{
      "type":"structure",
      "members":{
        "Attributes":{"shape":"AttributeMap"},
        "ConsumedCapacity":{"shape":"ConsumedCapacity"},
        "ItemCollectionMetrics":{"shape":"ItemCollectionMetrics"}
      }
    },
    "UpdateTableInput":{
      "type":"structure",
      "required":["TableName"],
      "members":{
        "AttributeDefinitions":{"shape":"AttributeDefinitions"},
        "TableName":{"shape":"TableName"},
        "ProvisionedThroughput":{"shape":"ProvisionedThroughput"},
        "GlobalSecondaryIndexUpdates":{"shape":"GlobalSecondaryIndexUpdateList"},
        "StreamSpecification":{"shape":"StreamSpecification"}
      }
    },
    "UpdateTableOutput":{
      "type":"structure",
      "members":{
        "TableDescription":{"shape":"TableDescription"}
      }
    },
    "UpdateTimeToLiveInput":{
      "type":"structure",
      "required":[
        "TableName",
        "TimeToLiveSpecification"
      ],
      "members":{
        "TableName":{"shape":"TableName"},
        "TimeToLiveSpecification":{"shape":"TimeToLiveSpecification"}
      }
    },
    "UpdateTimeToLiveOutput":{
      "type":"structure",
      "members":{
        "TimeToLiveSpecification":{"shape":"TimeToLiveSpecification"}
      }
    },
    "WriteRequest":{
      "type":"structure",
      "members":{
        "PutRequest":{"shape":"PutRequest"},
        "DeleteRequest":{"shape":"DeleteRequest"}
      }
    },
    "WriteRequests":{
      "type":"list",
      "member":{"shape":"WriteRequest"},
      "max":25,
      "min":1
    }
  }
}