Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCsmBzY8Rga9sobOQ8mm6EjBiAU5REyJuvW4i9SA+9zJmC7llzuRaEO2mJQ… (1,748 chars)"
  }
}