Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAF+Qky5ZFaipGzBBr9QU/GVNiNND+oJE/BB+FoQ3xh7l13sN2oVeXZtEAD… (844 chars)"
  }
}