Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAD0z0oezVcdgsgWTN8ByPq2Xz3uYQGFcKBbxAY67Zg5gxlN9+1uF4QOzHH… (844 chars)"
  }
}