Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHj+moiwSc1nHVb0z8bPFu8YEw1lxWO+jRqfScMdPXjN1XQchjGSjX64PvP… (844 chars)"
  }
}