Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC7NMnWPG73Yvn+K8/08a9smOy9Up33Nxqpna5ODxbqnmGtnvgCbHmsaCqH… (1,748 chars)"
  }
}