Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDO6ZFHIfuFM3NDZHo/huX/h3GEcNRKH6FeJvDYwoFdfnT9lZlkDBRRH+Gw… (844 chars)"
  }
}