Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFjcM0kLDY5zgU1FsqKZFw/gvSJ2m4I4DYwQR2TL2bc8BZhLY9E2eMpbr29… (844 chars)"
  }
}