code: public Subscription withLimits(Limit... limits) {
          if (this.limits == null) {
              setLimits(new java.util.ArrayList<Limit>(limits.length));
          }
          for (Limit ele : limits) {
              this.limits.add(ele);
          }
          return this;
      }
docs: <p>
  Specifies how many protections of a given type you can create.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setLimits(java.util.Collection)} or {@link #withLimits(java.util.Collection)} if you want to override the
  existing values.
  </p>
  
  @param limits
  Specifies how many protections of a given type you can create.
  @return Returns a reference to this object so that method calls can be chained together.