code: public AttributeValue withBS(java.util.Collection<java.nio.ByteBuffer> bS) {
          setBS(bS);
          return this;
      }
docs: <p>
  An attribute of type Binary Set. For example:
  </p>
  <p>
  <code>"BS": ["U3Vubnk=", "UmFpbnk=", "U25vd3k="]</code>
  </p>
  
  @param bS
  An attribute of type Binary Set. For example:</p>
  <p>
  <code>"BS": ["U3Vubnk=", "UmFpbnk=", "U25vd3k="]</code>
  @return Returns a reference to this object so that method calls can be chained together.