Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD3VPcrcBCqs9jMbFjuQk6dg8rp0uRcsT2+5WNhiU+kMlbXCf2tfR+0rZ+p… (844 chars)"
  }
}