Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQF3nVYafyuzdnV1qOH66Rvz/vHRu9jizHs0aoiu8vo1ajEA1Gk0yqkYemCB… (1,748 chars)"
  }
}