Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBokvWmnDvmMQ/lV1jKgzvQj01nSrWIYAcqlIBOt4Cwd2w47EKNBEpmXNX/… (1,748 chars)"
  }
}