Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDOrxfRPc5XMUJbL5hxil77dYf9HpbpmYPkeDqbxpJOYSAm1OtZYmvfisau… (1,748 chars)"
  }
}