Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFv75/azTDO34cQPBIvxQjpoK4tyxp7Ug/QzlNrKN2xjEBVoaVJIgpr6pn/… (844 chars)"
  }
}