Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCeUDJ+h6BcgCKOLa8QUHqzfA7m/Z44PEtftYq5nqU2BkT2kX9jnlAKWY6T… (844 chars)"
  }
}