Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFaetci2EhfUc9VVzIv9xUXig0yv5e8ZaOTNvRVGt9zRF9BIl+85G1CZ59K… (844 chars)"
  }
}