Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFZdRpyLsUbFTw/BxTf9bJGF1Km3RD1AbGvohU3KFsMAgHnHLlNt+t3hmW/… (844 chars)"
  }
}