Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCGuB1FVURDyI1OvbmYKIcU/+G4Pib63WB/L5sQCiG9s1YsVA8EbnJnEU4R… (844 chars)"
  }
}