Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD5TNe7J+hG+1BsLsX80+DBj/dAnmlWCzzVxR1pHHx7DyyVAy9f5k3Q1kx7… (1,748 chars)"
  }
}