Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC3wM2rCeUCriZrYfOy5fAthwkwUnxqITd1B0o1XOvADXG0uAwTQSf5JFA6… (1,748 chars)"
  }
}