Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwA8X6YIpvJD0MNhj4k7jlOPKHzP5gg8O+IP16M31R4mTzWv8vp+I3Vuo4rV… (844 chars)"
  }
}