Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCR7r1F8RNvZhnDxG+SlOPsk4Dp11iWdEbHAko5kWLWzW3BUxQFl3L7/vU+… (1,748 chars)"
  }
}