public void setSubSlotHints(java.util.Map<String, RuntimeHintDetails> subSlotHints) {
        this.subSlotHints = subSlotHints;
    }
<p>
A map of constituent sub slot names inside a composite slot in the intent and the phrases that should be added
for each sub slot. Inside each composite slot hints, this structure provides a mechanism to add granular sub slot
phrases. Only sub slot hints are supported for composite slots. The intent name, composite slot name and the
constituent sub slot names must exist.
</p>

@param subSlotHints
       A map of constituent sub slot names inside a composite slot in the intent and the phrases that should be
       added for each sub slot. Inside each composite slot hints, this structure provides a mechanism to add
       granular sub slot phrases. Only sub slot hints are supported for composite slots. The intent name,
       composite slot name and the constituent sub slot names must exist.
aws-java-sdk-lexruntimev2/src/main/java/com/amazonaws/services/lexruntimev2/model/RuntimeHintDetails.java