Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBDdmf7ZwV4JZQiEBgVulb21GHjuoYFN0SGg0mR4ERL1HU0fZAIpAZZ7zJ1… (844 chars)"
  }
}