How to define an inner class as a UDT in @Entity and use the UDT?

ScyllaDB
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How to define an inner class as a UDT in @Entity and use the UDT?

com.scylladb java-driver-core 4.19.0.1 
    <dependency>
        <groupId>com.scylladb</groupId>
        <artifactId>java-driver-mapper-runtime</artifactId>
        <version>4.19.0.1</version>
    </dependency>

    <dependency>
        <groupId>com.scylladb</groupId>
        <artifactId>java-driver-mapper-processor</artifactId>
        <version>4.19.0.1</version>
    </dependency>

package com.xgy.entity;

import com.datastax.oss.driver.api.mapper.annotations.*;
import com.datastax.oss.driver.api.mapper.entity.naming.NamingConvention;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonProperty;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;

import java.util.List;
import java.util.UUID;

import static com.datastax.oss.driver.api.mapper.annotations.SchemaHint.TargetElement.UDT;

@Data
@AllArgsConstructor
@NoArgsConstructor
@JsonInclude(JsonInclude.Include.NON_NULL)
@Entity(defaultKeyspace = “novel”)
@NamingStrategy(convention = NamingConvention.LOWER_CAMEL_CASE)
@CqlName(“character_”)
public class Character {

@PartitionKey
@CqlName("novel_id")
private UUID novelId;

@ClusteringColumn
@JsonProperty("name")
private String name;

@JsonProperty("summary")
private String summary;

@JsonProperty("storyChain")
@CqlName("story_chain")
private List<StoryNode> storyChain;


@Data
@AllArgsConstructor
@NoArgsConstructor
@SchemaHint(targetElement = UDT)
@NamingStrategy(convention = NamingConvention.LOWER_CAMEL_CASE)
@CqlName("story_node")
public static class StoryNode {
    @JsonProperty("from")
    @CqlName("from_chapter")
    private String from;

    @JsonProperty("to")
    @CqlName("to_chapter")
    private String to;

    @JsonProperty("action")
    @CqlName("action")
    private String action;

    @JsonProperty("context")
    @CqlName("context")
    private String context;
}

}

//CREATE TYPE novel.story_node (
// from_chapter text,
// to_chapter text,
// action text,
// context text
//);
//
//CREATE TABLE novel.character_ (
// novel_id uuid,
// name text,
// summary text,
// story_chain list<frozen<story_node>>,
// PRIMARY KEY (novel_id, name)
//);

Caused by: java.lang.IllegalArgumentException: The CQL ks.table: novel.character_ defined in the entity class: com.xgy.entity.Character declares type mappings that are not supported by the codec registry:
Field: story_chain, Entity Type: com.xgy.entity.Character$StoryNode, CQL type: UDT(novel.story_node)