Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGFC/Kcm3RPiHY/H9OxlEl0X1Lan2WVzBBKqG+CtzeF/k2D60eE1fhxIKWu… (844 chars)"
  }
}