PowerBI RLS authentication structs in Go

PowerBi RLS

// PowerBITokenRequest the request to specify when generating a powerbi token
type PowerBITokenRequest struct {
	AccessLevel string `json:"accessLevel"`
	Identities  []PowerBIIdentity
}

// PowerBIIdentity the identity to assume when authenticating with powerbi
type PowerBIIdentity struct {
	Username int64    `json:"username"`
	Roles    []string `json:"roles"`
	Datasets []string `json:"datasets"`
}