Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAzni3iy7SUmGqwuEv/uoXYPX0r1B3Ld6BN6JrpjJHhVBmEn1zez71YSi4C… (844 chars)"
  }
}