Create a service instance.
The client token of the service instance to create.
The name of the service instance to create.
The name of the service the service instance is added to.
The spec for the service instance you want to create.
To create a new major and minor version of the service template, <i>exclude</i> <code>major Version</code>.
To create a new minor version of the service template, include a <code>major Version</code>.
Success
The detailed data of the service instance being created.