Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCAC+ZhtTIBXr7D6YJ+n8p+EE5GLSbgZ1xJfocS1BjkG3iXMvGQ+LUvGxWB… (844 chars)"
  }
}