AccountService constructor
      
      AccountService({ 
    
    
- AccountAggregation? accountAggregation,
- AccountManagement? accountManagement,
- CampaignsManagement? campaignsManagement,
- String? externalAccountId,
- Handshake? handshake,
- LocalListingManagement? localListingManagement,
- String? mutability,
- String? name,
- ProductsManagement? productsManagement,
- String? provider,
- String? providerDisplayName,
Implementation
AccountService({
  this.accountAggregation,
  this.accountManagement,
  this.campaignsManagement,
  this.externalAccountId,
  this.handshake,
  this.localListingManagement,
  this.mutability,
  this.name,
  this.productsManagement,
  this.provider,
  this.providerDisplayName,
});