Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD7eIdvvIpcTnzE/ce6/Gr7UQudvxRY/1Sne8Lx7s0fCwodrwXBdXt3q7Bz… (1,748 chars)"
  }
}