Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBzDUSfM46EQs/i8Bx5v1/mhjzF81Urf8rLn1TmTb/SJ397yN2f9N9RRZ62… (1,748 chars)"
  }
}