Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDyqrcf7Djhvd7dob5XNACrPf4PvjRGEMWXl9txbmb6/i0Rbt0MFE0Tr7M0… (1,748 chars)"
  }
}