Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDCTmeQs9OYkyIsYu+gGb5z+MsdvqDtR1gGtmPwE8D1Zl9sMLgj99+Rd4A9… (1,748 chars)"
  }
}