Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCyWo4t9Pu7TWczoAStzlONZssw2MpfVYQ3mVOKVgfXQxWynElJfMVm5Pxf… (844 chars)"
  }
}