Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFVvn2bf2TiuoFA+XnEJbKQnC6eQwq2z00LsN/tP0b8yCaMbonVKGc1Ck6p… (844 chars)"
  }
}