Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDqV9zPOabeUuXEbxHS65fq25QBKRQz7rX1Cy45C9zy9Uu1ippZD+bv0k2E… (1,748 chars)"
  }
}