Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBhwJwY44S5OzjbjUAfX/i+BPNSJZ2566+nLnz1wa7M1RW/9ZtKBtelwcZA… (1,748 chars)"
  }
}