Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDLEa/bJ0O6Ilx5MG1E0TeatpvI71bqIeYZoijC2Vr3k1MPPV+1ZbuDOKSC… (844 chars)"
  }
}