Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC0Y1L3oV5bhn21EmS1Auh5d1x8kw6zQl/EcO/ajG3VFgpNR0wHye6Yvgw1… (844 chars)"
  }
}