Trying to connect AWS EC2 API for StartInstance from Postman tool.
On AWS document its mentioned to find The API version that the request is written for, expressed in the format YYYY-MM-DD. But i could not able to find relevant API Version for this. Please help.

`{{aws_ec2_base_url}}/?DryRun=True&InstanceId.N=i-0c502addef0c629a6&Action=StartInstances&Version={{Version}}`

```
<?xml version="1.0" encoding="UTF-8"?>
<Response>
    <Errors>
        <Error>
            <Code>NoSuchVersion</Code>
            <Message>The requested version (2018-04-02) of service ManagedProxyService does not exist</Message>
        </Error>
    </Errors>
    <RequestID>8cc38cbe-1c3c-4e61-9094-df1246ee75d3</RequestID>
</Response>```

```