Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEUIiY1p7iEFOwhQvOdyxqnkZMlQV0sY70xfrC1UHmIBHuBTIRw0YwRTBSu… (844 chars)"
  }
}