Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBCSAvCqmm5bJjWYP99yXYRhSQQ5Yz+IQAjU9+g+Xwdhi2JhhG5m+E6bg6X… (844 chars)"
  }
}