Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFUP7EX/VksyqnCCF4f5PKYK0nR9iDr8vSA6EJazlcMGi1vRQWK/O5Tew4d… (844 chars)"
  }
}