21668: Phone number type is not supported for messaging in the Ireland (IE1) region.

This error occurs when you attempt to set the messagingRegion to ie1 for a phone number type that is not supported in the Ireland (IE1) region.

Attempting to set messagingRegion to ie1 for a North American (+1) long code phone number.

• Use a supported sender type for the Ireland (IE1) region, such as any other country code number, a short code, or an Alphanumeric Sender ID.
• Use the United States (US1) region for North American (+1) 10-digit long code (10DLC) phone numbers.