AccountExistsDifferentEmail
Example
{
	"code": "AccountExistsDifferentEmail",
	"target": "Unknown",
	"details": [
	{
		"code": "AccountExistsDifferentEmail",
		"number": 607,
		"message": "User already exists in Avalara Identity but with a different email address.",
		"description": "User -0- already exists in Avalara Identity but with a different email address.",
		"faultCode": "Client",
		"helpLink": "http://developer.avalara.com/avatax/errors/AccountExistsDifferentEmail",
		"severity": "Error"
	}
]
}
Explanation

An account for this username already exists, but it is attached to a different email address. Please choose a different username for your user.