Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHeHn2MdVFHfM0wpwPDRZwjAsX9Xn02q2Zb879t8Sn6gXI3pEdQOiZt09Px… (844 chars)"
  }
}