code: func (ipn *IncomingNumberService) Get(ctx context.Context, sid string) (*IncomingPhoneNumber, error) {
  	number := new(IncomingPhoneNumber)
  	err := ipn.client.GetResource(ctx, numbersPathPart, sid, number)
  	return number, err
  }
docs: // Get retrieves a single IncomingPhoneNumber.