Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH0gUJUhmrU4UdjgcILpg9GuCv56l0X7VH1W2dPRKUZ+H4aADJkA1mq3nIG… (844 chars)"
  }
}