Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD+mB+3EGlGK28U1lrXBwxHCXyJG9B1dn4kKJMVTHGW3R63+a39RAYUbcoB… (1,748 chars)"
  }
}