Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBRZpVs4YFDR+wly1b/X9rAeLa+YfuZTy9fr/xhWMnNdmaS2PpeWyCXrBh8… (1,748 chars)"
  }
}