DescribeAppVersionCommand

import { ResiliencehubClient, DescribeAppVersionCommand } from "@aws-sdk/client-resiliencehub"; // ES Modules import
// const { ResiliencehubClient, DescribeAppVersionCommand } = require("@aws-sdk/client-resiliencehub"); // CommonJS import
const client = new ResiliencehubClient(config);
const input = { // DescribeAppVersionRequest
  appArn: "STRING_VALUE", // required
  appVersion: "STRING_VALUE", // required
};
const command = new DescribeAppVersionCommand(input);
const response = await client.send(command);
// { // DescribeAppVersionResponse
//   appArn: "STRING_VALUE", // required
//   appVersion: "STRING_VALUE", // required
//   additionalInfo: { // AdditionalInfoMap
//     "<keys>": [ // AdditionalInfoValueList
//       "STRING_VALUE",
//     ],
//   },
// };