Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFE+cN8GhHQo6B+6XpL5p+6oOkNXAtZexWcZo0Fho+1MHa52inTRLUXm5xr… (844 chars)"
  }
}