Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG0vqIl0+ePfgzD+RqsdOcYiYC/y4hGMvtQjuFV0gBTcijXFKXM/EyxdFcV… (844 chars)"
  }
}