Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCYVn2I0x5DiNlRzlJ7X29PLNcWw+Bfk51aMYxgb2Vb5Q4ML29UBi8xxMfX… (844 chars)"
  }
}