VcConnectionSpec
                                VcConnectionSpec                            
                            Data to be used to connect to vSphere infrastructure.
JSON Example
                                    {
    "credentials": {
        "admin_user": "string",
        "admin_password": "string"
    },
    "connection_spec": {
        "psc_uri": "string",
        "psc_thumbprint": "string",
        "vc_instance_id": "string",
        "vc_thumbprint": "string"
    }
}