Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAVOy6GUH6iIAmaP5VjKNPC7baTyy28qaXM7GnvmEuLhCHy6H/kcN1Zjkti… (1,748 chars)"
  }
}