Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCLfnW18L08fHg9LxI2aa+Dgyf4Y0OODUDSeGdx0wMO5Trj+PGSagQq0EKr… (844 chars)"
  }
}