Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEOwbKpb+DqbgqITDO6rRIpHYzDEtePqEnqXXtw8KwBvU7oOnX7+nIXC8gm… (844 chars)"
  }
}