the provider identity id
if specified provider id is not valid or not found, or if the server is not ready (info from server has not been fetched). Call JMap.Server.isReady() to know this information.
console.log(JMap.Server.getIdentityProviderById("idp-1"))
// {id: "idp-0", loginUrl: "https:// ....", ......}
JMap.Server.getIdentityProviderById
Returns the specified Identity Provider. Provider Ids can be derived from JMap.Server.getAllIdentityProvidersById