Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCjZaOkWj2y5c676EfrfMl2o3Yb7HDxarb+J+Mlu4GSmzVbBtxyCDGhgut9… (1,748 chars)"
  }
}