Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFRMS7iYGYBqWWyHslGMCY/N3+HkZSx8sLAXekgXOhnpAyl6v9Nw7a5GGFp… (844 chars)"
  }
}