Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC0XBudyEFFpovQDMcR7sTl6y78R5etVXtHcqYp2rRPnwN6SKQOpuiXARq+… (1,748 chars)"
  }
}