server/src/main/java/org/elasticsearch/index/mapper/vectors/DenseVectorFieldMapper.java
+ "] should be in the range [1, "
                        + MAX_DIMS_COUNT
                        + "] but was ["
                        + dims
                        + "]"
                );
            }
        });
        private final Parameter<Boolean> indexed = Parameter.indexParam(m -> toType(m).indexed, false);
        private final Parameter<VectorSimilarity> similarity = Parameter.enumParam(
            "similarity",
            false,
            m -> toType(m).similarity,
            null,
            VectorSimilarity.class
        );
        private final Parameter<IndexOptions> indexOptions = new Parameter<>(
            "index_options",
            false,
            () -> null,
            (n, c, o) -> o == null ? null : parseIndexOptions(n, o),
            m -> toType(m).indexOptions,
            XContentBuilder::field,
            Objects::toString
        );
        private final Parameter<Map<String, String>> meta = Parameter.metaParam();
        final Version indexVersionCreated;
        public Builder(String name, Version indexVersionCreated) {
            super(name);
            this.indexVersionCreated = indexVersionCreated;