Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHZMbH5dZhO0Z83MaTsqr2wWB1MFnB/IvnNBzVsUSqfhFgGD7tgUf0zdEPT… (844 chars)"
  }
}