Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFKFUZKK2G9oq/p7ITAD/PYzt2LVEthkh3yw5ZB6wxEsG2X6sbH1uNHLpOa… (844 chars)"
  }
}