{
  "version":"2.0",
  "metadata":{
    "apiVersion":"2012-08-10",
    "endpointPrefix":"streams.dynamodb",
    "jsonVersion":"1.0",
    "protocol":"json",
    "serviceFullName":"Amazon DynamoDB Streams",
    "signatureVersion":"v4",
    "signingName":"dynamodb",
    "targetPrefix":"DynamoDBStreams_20120810",
    "uid":"streams-dynamodb-2012-08-10"
  },
  "operations":{
    "DescribeStream":{
      "name":"DescribeStream",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DescribeStreamInput"},
      "output":{"shape":"DescribeStreamOutput"},
      "errors":[
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"}
      ]
    },
    "GetRecords":{
      "name":"GetRecords",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"GetRecordsInput"},
      "output":{"shape":"GetRecordsOutput"},
      "errors":[
        {"shape":"ResourceNotFoundException"},
        {"shape":"LimitExceededException"},
        {"shape":"InternalServerError"},
        {"shape":"ExpiredIteratorException"},
        {"shape":"TrimmedDataAccessException"}
      ]
    },
    "GetShardIterator":{
      "name":"GetShardIterator",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"GetShardIteratorInput"},
      "output":{"shape":"GetShardIteratorOutput"},
      "errors":[
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"},
        {"shape":"TrimmedDataAccessException"}
      ]
    },
    "ListStreams":{
      "name":"ListStreams",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"ListStreamsInput"},
      "output":{"shape":"ListStreamsOutput"},
      "errors":[
        {"shape":"ResourceNotFoundException"},
        {"shape":"InternalServerError"}
      ]
    }
  },
  "shapes":{
    "AttributeMap":{
      "type":"map",
      "key":{"shape":"AttributeName"},
      "value":{"shape":"AttributeValue"}
    },
    "AttributeName":{
      "type":"string",
      "max":65535
    },
    "AttributeValue":{
      "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"},
        "NULL":{"shape":"NullAttributeValue"},
        "BOOL":{"shape":"BooleanAttributeValue"}
      }
    },
    "BinaryAttributeValue":{"type":"blob"},
    "BinarySetAttributeValue":{
      "type":"list",
      "member":{"shape":"BinaryAttributeValue"}
    },
    "BooleanAttributeValue":{"type":"boolean"},
    "Date":{"type":"timestamp"},
    "DescribeStreamInput":{
      "type":"structure",
      "required":["StreamArn"],
      "members":{
        "StreamArn":{"shape":"StreamArn"},
        "Limit":{"shape":"PositiveIntegerObject"},
        "ExclusiveStartShardId":{"shape":"ShardId"}
      }
    },
    "DescribeStreamOutput":{
      "type":"structure",
      "members":{
        "StreamDescription":{"shape":"StreamDescription"}
      }
    },
    "ErrorMessage":{"type":"string"},
    "ExpiredIteratorException":{
      "type":"structure",
      "members":{
        "message":{"shape":"ErrorMessage"}
      },
      "exception":true
    },
    "GetRecordsInput":{
      "type":"structure",
      "required":["ShardIterator"],
      "members":{
        "ShardIterator":{"shape":"ShardIterator"},
        "Limit":{"shape":"PositiveIntegerObject"}
      }
    },
    "GetRecordsOutput":{
      "type":"structure",
      "members":{
        "Records":{"shape":"RecordList"},
        "NextShardIterator":{"shape":"ShardIterator"}
      }
    },
    "GetShardIteratorInput":{
      "type":"structure",
      "required":[
        "StreamArn",
        "ShardId",
        "ShardIteratorType"
      ],
      "members":{
        "StreamArn":{"shape":"StreamArn"},
        "ShardId":{"shape":"ShardId"},
        "ShardIteratorType":{"shape":"ShardIteratorType"},
        "SequenceNumber":{"shape":"SequenceNumber"}
      }
    },
    "GetShardIteratorOutput":{
      "type":"structure",
      "members":{
        "ShardIterator":{"shape":"ShardIterator"}
      }
    },
    "Identity":{
      "type":"structure",
      "members":{
        "PrincipalId":{"shape":"String"},
        "Type":{"shape":"String"}
      }
    },
    "InternalServerError":{
      "type":"structure",
      "members":{
        "message":{"shape":"ErrorMessage"}
      },
      "exception":true,
      "fault":true
    },
    "KeySchema":{
      "type":"list",
      "member":{"shape":"KeySchemaElement"},
      "max":2,
      "min":1
    },
    "KeySchemaAttributeName":{
      "type":"string",
      "max":255,
      "min":1
    },
    "KeySchemaElement":{
      "type":"structure",
      "required":[
        "AttributeName",
        "KeyType"
      ],
      "members":{
        "AttributeName":{"shape":"KeySchemaAttributeName"},
        "KeyType":{"shape":"KeyType"}
      }
    },
    "KeyType":{
      "type":"string",
      "enum":[
        "HASH",
        "RANGE"
      ]
    },
    "LimitExceededException":{
      "type":"structure",
      "members":{
        "message":{"shape":"ErrorMessage"}
      },
      "exception":true
    },
    "ListAttributeValue":{
      "type":"list",
      "member":{"shape":"AttributeValue"}
    },
    "ListStreamsInput":{
      "type":"structure",
      "members":{
        "TableName":{"shape":"TableName"},
        "Limit":{"shape":"PositiveIntegerObject"},
        "ExclusiveStartStreamArn":{"shape":"StreamArn"}
      }
    },
    "ListStreamsOutput":{
      "type":"structure",
      "members":{
        "Streams":{"shape":"StreamList"},
        "LastEvaluatedStreamArn":{"shape":"StreamArn"}
      }
    },
    "MapAttributeValue":{
      "type":"map",
      "key":{"shape":"AttributeName"},
      "value":{"shape":"AttributeValue"}
    },
    "NullAttributeValue":{"type":"boolean"},
    "NumberAttributeValue":{"type":"string"},
    "NumberSetAttributeValue":{
      "type":"list",
      "member":{"shape":"NumberAttributeValue"}
    },
    "OperationType":{
      "type":"string",
      "enum":[
        "INSERT",
        "MODIFY",
        "REMOVE"
      ]
    },
    "PositiveIntegerObject":{
      "type":"integer",
      "min":1
    },
    "PositiveLongObject":{
      "type":"long",
      "min":1
    },
    "Record":{
      "type":"structure",
      "members":{
        "eventID":{"shape":"String"},
        "eventName":{"shape":"OperationType"},
        "eventVersion":{"shape":"String"},
        "eventSource":{"shape":"String"},
        "awsRegion":{"shape":"String"},
        "dynamodb":{"shape":"StreamRecord"},
        "userIdentity":{"shape":"Identity"}
      }
    },
    "RecordList":{
      "type":"list",
      "member":{"shape":"Record"}
    },
    "ResourceNotFoundException":{
      "type":"structure",
      "members":{
        "message":{"shape":"ErrorMessage"}
      },
      "exception":true
    },
    "SequenceNumber":{
      "type":"string",
      "max":40,
      "min":21
    },
    "SequenceNumberRange":{
      "type":"structure",
      "members":{
        "StartingSequenceNumber":{"shape":"SequenceNumber"},
        "EndingSequenceNumber":{"shape":"SequenceNumber"}
      }
    },
    "Shard":{
      "type":"structure",
      "members":{
        "ShardId":{"shape":"ShardId"},
        "SequenceNumberRange":{"shape":"SequenceNumberRange"},
        "ParentShardId":{"shape":"ShardId"}
      }
    },
    "ShardDescriptionList":{
      "type":"list",
      "member":{"shape":"Shard"}
    },
    "ShardId":{
      "type":"string",
      "max":65,
      "min":28
    },
    "ShardIterator":{
      "type":"string",
      "max":2048,
      "min":1
    },
    "ShardIteratorType":{
      "type":"string",
      "enum":[
        "TRIM_HORIZON",
        "LATEST",
        "AT_SEQUENCE_NUMBER",
        "AFTER_SEQUENCE_NUMBER"
      ]
    },
    "Stream":{
      "type":"structure",
      "members":{
        "StreamArn":{"shape":"StreamArn"},
        "TableName":{"shape":"TableName"},
        "StreamLabel":{"shape":"String"}
      }
    },
    "StreamArn":{
      "type":"string",
      "max":1024,
      "min":37
    },
    "StreamDescription":{
      "type":"structure",
      "members":{
        "StreamArn":{"shape":"StreamArn"},
        "StreamLabel":{"shape":"String"},
        "StreamStatus":{"shape":"StreamStatus"},
        "StreamViewType":{"shape":"StreamViewType"},
        "CreationRequestDateTime":{"shape":"Date"},
        "TableName":{"shape":"TableName"},
        "KeySchema":{"shape":"KeySchema"},
        "Shards":{"shape":"ShardDescriptionList"},
        "LastEvaluatedShardId":{"shape":"ShardId"}
      }
    },
    "StreamList":{
      "type":"list",
      "member":{"shape":"Stream"}
    },
    "StreamRecord":{
      "type":"structure",
      "members":{
        "ApproximateCreationDateTime":{"shape":"Date"},
        "Keys":{"shape":"AttributeMap"},
        "NewImage":{"shape":"AttributeMap"},
        "OldImage":{"shape":"AttributeMap"},
        "SequenceNumber":{"shape":"SequenceNumber"},
        "SizeBytes":{"shape":"PositiveLongObject"},
        "StreamViewType":{"shape":"StreamViewType"}
      }
    },
    "StreamStatus":{
      "type":"string",
      "enum":[
        "ENABLING",
        "ENABLED",
        "DISABLING",
        "DISABLED"
      ]
    },
    "StreamViewType":{
      "type":"string",
      "enum":[
        "NEW_IMAGE",
        "OLD_IMAGE",
        "NEW_AND_OLD_IMAGES",
        "KEYS_ONLY"
      ]
    },
    "String":{"type":"string"},
    "StringAttributeValue":{"type":"string"},
    "StringSetAttributeValue":{
      "type":"list",
      "member":{"shape":"StringAttributeValue"}
    },
    "TableName":{
      "type":"string",
      "max":255,
      "min":3,
      "pattern":"[a-zA-Z0-9_.-]+"
    },
    "TrimmedDataAccessException":{
      "type":"structure",
      "members":{
        "message":{"shape":"ErrorMessage"}
      },
      "exception":true
    }
  }
}