Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBTnuF7zlHcNGiHGXc2LD2VWwKZgCljM/c8Ip7wUCNiHlEvpksCbLPuXodA… (844 chars)"
  }
}