Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQATF9KnePq8+PWVaGPeT0Rs4V1UydTWMmG0P6h81XkG4Vc735JXqFZwee6H… (1,748 chars)"
  }
}