Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFd0CEJFbOchlkiHV3T4WwTL44MN6fMl9KKS3GvN1kyYH4XRnFEo8XqIlHU… (844 chars)"
  }
}