Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBMUVA/OTP+67h2+QFkuuFrbWwZO5SUReDHwYHlkQ6d+gcvkNdouFh14Buk… (1,748 chars)"
  }
}