Error encountered when not passing Country field in Create Account REST call
Known Issue: When Z-Tax is not enabled, if a user trying to send a Create Account REST API call without passing Country field in the Contact object, an error will be encountered as below:
"You must provide a 'country' for 'soldToContact'."
Status: Engineering team working a fix of this issue.
Reference Number: REST-438
Workaround: Specify Country field in the REST call.