### Is there an existing issue for this?

- [X] I have searched the existing issues and read the documentation

### Question

After configuring it  withEnv("DYNAMODB_WRITE_ERROR_PROBABILITY", "1.0") — it is expected to throw dynamo throuput exception , but throwing 500 error - `(Service: DynamoDb, Status Code: 500, Request ID: null, Extended Request ID: null)","operationType":"PutItem","kinesisRecordMetaData":{"recordInsertionDate":"01-01-2021"}}, Response - PutObjectResponse(ETag="5435b0664a1337227d380fbd83ebcc89")

### Anything else?

_No response_
for key, details in repl_update.items():
                        region = details.get("RegionName")
                        if key == "Create":
                            details["ReplicaStatus"] = details.get("ReplicaStatus") or "ACTIVE"
                            replicas.append(details)
                        if key == "Update":
                            replica = [r for r in replicas if r.get("RegionName") == region]
                            if replica:
                                replica[0].update(details)
                        if key == "Delete":
                            table_props["Replicas"] = [
                                r for r in replicas if r.get("RegionName") != region
                            ]
            
            schema = SchemaExtractor.get_table_schema(table_name)
            return UpdateTableOutput(TableDescription=schema["Table"])
        if "StreamSpecification" in update_table_input:
            create_dynamodb_stream(
                update_table_input, result["TableDescription"].get("LatestStreamLabel")
            )
        return result
    def list_tables(
        self,
        context: RequestContext,
        exclusive_start_table_name: TableName = None,
        limit: ListTablesInputLimit = None,
    ) -> ListTablesOutput:
        return self.forward_request(context)
    @handler("PutItem", expand=False)
    def put_item(self, context: RequestContext, put_item_input: PutItemInput) -> PutItemOutput: