Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCmumRDVFNM9XbeN+7Z83ZWfaPG9CryNqAoNBzEjOgDIFqcodbkX0U7Vu33… (1,748 chars)"
  }
}