Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCG5XY7PQIiAF6+eMhVmW37SyRTdVv/esy22J+yKGfnXkJ3KHfIaOGTgGuI… (1,748 chars)"
  }
}