Office.AuthContext interface  
Represents the user information which can be passed to the Microsoft Authentication Library for JavaScript (MSAL.js).
Properties
| authority | The URL that indicates a directory that MSAL can request tokens from. | 
| authority | The identity type by its identity provider (IdP) for this account. "aad" represents an organization account and "msa" represents a Microsoft personal account. | 
| login | An optional claim that provides a hint about the user account attempting to sign in. | 
| tenant | The full tenant or organizational ID that this account belongs to. | 
| user | The unique ID of the account. | 
| user | The user's internet-style login name, based on the Internet standard RFC. Also known as UPN. | 
Property Details
		authorityBaseUrl
	  
	The URL that indicates a directory that MSAL can request tokens from.
authorityBaseUrl: string;Property Value
string
		authorityType
	 
	The identity type by its identity provider (IdP) for this account. "aad" represents an organization account and "msa" represents a Microsoft personal account.
authorityType: "aad" | "msa" | "other";Property Value
"aad" | "msa" | "other"
		loginHint
	 
	An optional claim that provides a hint about the user account attempting to sign in.
loginHint: string;Property Value
string
		tenantId
	 
	The full tenant or organizational ID that this account belongs to.
tenantId: string;Property Value
string
		userObjectId
	  
	The unique ID of the account.
userObjectId: string;Property Value
string
		userPrincipalName
	  
	The user's internet-style login name, based on the Internet standard RFC. Also known as UPN.
userPrincipalName: string;Property Value
string