content: package com.google.a2a.model;
  
  import com.fasterxml.jackson.annotation.JsonInclude;
  import com.fasterxml.jackson.annotation.JsonProperty;
  
  /**
   * GetTaskPushNotificationResponse represents a response to a get task push notification request
   */
  @JsonInclude(JsonInclude.Include.NON_NULL)
  public record GetTaskPushNotificationResponse(
      /**
       * ID is the request identifier. Can be a string, number, or null.
       * Responses must have the same ID as the request they relate to.
       * Notifications (requests without an expected response) should omit the ID or use null.
       */
      @JsonProperty("id") Object id,
      
      /**
       * JSONRPC specifies the JSON-RPC version. Must be "2.0"
       */
      @JsonProperty("jsonrpc") String jsonrpc,
      
      /**
       * Result is the result of the method invocation. Required on success.
       * Should be null or omitted if an error occurred.
       */
      @JsonProperty("result") PushNotificationConfig result,
      
      /**
       * Error is an error object if an error occurred during the request.
       * Required on failure. Should be null or omitted if the request was successful.
       */
      @JsonProperty("error") A2AError error
  ) {
  } 