Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGcQ/4JjYdpX8VWOtZZod/2kJHGrwgf29+jZaqeiXNDlxR2ZSZVBWEmKEIa… (844 chars)"
  }
}