Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCC3QDgF1IeIxC61TYvi/dQpGkMBnX4FXq2SuQZ7kSO8CL5SVPRo4A7JaDp… (844 chars)"
  }
}