Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA9LFliuJ6WX47l8P4FtCBoIFULLAv/UvR6LdEMb0WFU3DR4SujOu5+HJDL… (844 chars)"
  }
}