Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHn0s4yCid6Rnh2FuwmBl/OvGeWFQGpCCM2CsD1XPdlTxz7bzqq0nQ8uPxs… (844 chars)"
  }
}