Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG6iQK3mt7y2+OJDTVywgxKSBwJ6lnTpYSlY2Lrg3dGkUIbcoNzqki4G8u7… (844 chars)"
  }
}