code: @JsonGetter("operations")
  	private List<String> getOperationsAsString() {
  		if (operations == null) {
  			return null;
  		}
  		
  		List<String> operationValues = new ArrayList<>(operations.size());
  		for (Operation operation : operations) {
  			operationValues.add(operation.operation());
  		}
  		return operationValues;
  	}
docs: Get the set of operations that the actor will be allowed to perform on
  the credential.
  
  @return the operations