Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwArv6cAUZWLiR4T4XhDatH3UL1IQWgf7tSH2ZbGapc1vGmY/U41LSNwAGbh… (844 chars)"
  }
}