Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGOCdwMt1d0alb+Mx4ewE0AXVnLLBOI1Wna2J1ZkOzdB1mrhlN4nBQtKOcL… (844 chars)"
  }
}