Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGlWuyeEod+J7L2nEcCwmhPeVOBCyZa60Qh2ScGb1+QYDjaLVjyWglHpjzJ… (844 chars)"
  }
}