Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD0/MkEXTOBP7DSUNVC9l+oWfV8hKW/Hs2EyIQ89dnI4RqL0MoXn6VRPWdb… (844 chars)"
  }
}