Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCG5E+2VhL0Enefwq1fM1JFZwbgLCNN3wEAba7MKATLYlFA4qkYZ9/r0RUE… (1,748 chars)"
  }
}