Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBvmeY4uxzqFvFjPkxsUaF8yq7SlNOPYlBRXOqBvntv1Hg6HeUTLtLGjdRJ… (844 chars)"
  }
}