Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFQyU+QRnheLcFRP5Dc3/UDVz1BdQu/9SvDtgXnw2RL+GyuB53/dma2Gr9e… (844 chars)"
  }
}