Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDuW2VOFbk0gd2tcbng+pQjjGVRXoBnBF8Rl2/bfPEGzgcUPxKIMVoSTcK3… (844 chars)"
  }
}