Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHNOjLZKZHLXwAHxPNuuvDknGuJ1kWY0IVRMKzpD/8Qn0U7o00MGEJlMDs4… (844 chars)"
  }
}