RequestLimitExceeded
Example
{
	"code": "RequestLimitExceeded",
	"target": "Unknown",
	"details": [
		{
			"code": "RequestLimitExceeded",
			"number": 1715,
			"message": "Too many requests.",
			"description": "Too many requests from the same IP. Please wait -1- before trying again.",
			"faultCode": "Client",
			"helpLink": "http://developer.avalara.com/avatax/errors/RequestLimitExceeded",
			"severity": "Error"
		}
	]
}
Explanation

This indicates that you have submitted too many requests from the same IP. Please wait before trying again.