Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFtIBIJQ0BRY3WYrtaDFkQyO0AYAOGrp0YAV+NtEZGIB0UDqVpq8fQw+fPz… (844 chars)"
  }
}