Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQIJ+3iP0UVeJH+VVE3yywCiTPpyaOK93hDQTVunVtuqK3EE+bspEp+If4Xl… (1,748 chars)"
  }
}