This method has no specific response - It returns an empty success response if it completes without error.
100: Invalid API Key
The API key passed was not valid or has expired.
101: Method "xxx" not found
The requested method was not found.
164: An API key must be used by a single device.
You can only use an API key from a single device. If you need to use the web API from multiple servers then create another user. You can also temporarily reset this message by logging into the account for which the API key is created and resetting the last used IP address on your settings page.
118: Your account is in dormant mode. Re-enable your account.
You cannot delete tags when your account is in dormant mode. Re-enable your account and you will no longer get this error.
133: The tag wasn't removed.
Either the tag doesn't exist or you don't have access to it.