@Override
  public boolean equals(Object o) {
    if (this == o) {
      return true;
    }
    if (o == null || getClass() != o.getClass()) {
      return false;
    }

    Account account = (Account) o;
    return equalsWithoutContainers(account) && containerIdToContainerMap.equals(account.containerIdToContainerMap);
  }
Generates a String representation that uniquely identifies this account. The string is in the format of
{@code Account[id]}.
@return The String representation of this account.
ambry-api/src/main/java/com/github/ambry/account/Account.java