Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD7a5kq2KrpKRmj+NnibveNB48yS8fMr2a85y+jLGGdvjHVvdRqwik/C1Ls… (844 chars)"
  }
}