code: public DescribeMatchmakingRequest withTicketIds(String... ticketIds) {
          if (this.ticketIds == null) {
              setTicketIds(new java.util.ArrayList<String>(ticketIds.length));
          }
          for (String ele : ticketIds) {
              this.ticketIds.add(ele);
          }
          return this;
      }
docs: <p>
  Unique identifier for a matchmaking ticket. You can include up to 10 ID values.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setTicketIds(java.util.Collection)} or {@link #withTicketIds(java.util.Collection)} if you want to
  override the existing values.
  </p>
  
  @param ticketIds
  Unique identifier for a matchmaking ticket. You can include up to 10 ID values.
  @return Returns a reference to this object so that method calls can be chained together.