We currently do not have sufficient g6e.12xlarge capacity in the Availability Zone you requested (us-east-2a). Our system will be working on provisioning additional capacity. You can currently get g6e.12xlarge capacity by not specifying an Availability Zone in your request or choosing us-east-2b, us-east-2c.

InsufficientInstanceCapacity: We currently do not have sufficient g6e.12xlarge capacity in the Availability Zone you requested (us-east-2a). Our system will be working on provisioning additional capacity. You can currently get g6e.12xlarge capacity by not specifying an Availability Zone in your request or choosing us-east-2b, us-east-2c.