content: /**
   * Copyright (C) 2024 AIDC-AI
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.alibaba.langengine.core.model.fastchat.messages;
  
  import lombok.AllArgsConstructor;
  import lombok.Builder;
  import lombok.Data;
  import lombok.NoArgsConstructor;
  
  import java.util.Map;
  
  /**
   * Modifies a Message
   * <p>
   * https://platform.openai.com/docs/api-reference/messages/modifyMessage
   */
  @Builder
  @NoArgsConstructor
  @AllArgsConstructor
  @Data
  public class ModifyMessageRequest {
  
      /**
       * Set of 16 key-value pairs that can be attached to an object.
       * This can be useful for storing additional information about the object in a structured format.
       * Keys can be a maximum of 64 characters long, and values can be a maximum of 512 characters long.
       */
      Map<String, String> metadata;
  }
  