Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBZB+PcnBg+c0er4iKN8CRgy5rYLqkyaLzZWx65KQQf5mOnADqoXX3s4oPU… (844 chars)"
  }
}