Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCtS1+FD3rY9IRKjN/I5d32hXEH6BKruloVFVA52iuP4ikTxqbRVdMG7OIg… (1,748 chars)"
  }
}