Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAT8Mq0g/spfB+hLe4ON8sX0kG6Xuw/Z4p4Xe/1ekoT0WaQfauYpec/XG/P… (844 chars)"
  }
}