Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH0Gz6yktb9zMvPgI+lw6ONUhQWqkVLV/u7cFwii6EBeFe1hOB0Nv0Iv0CW… (844 chars)"
  }
}