Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE4AO+5NfKUo1Vf0hu+PLKQa0gJhHXrYmB+DluTjt1NUk53wkAcHH0VSBFp… (844 chars)"
  }
}