Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGE6Qu+HB6HjDhN3KUHO1NtLNg4chFkHqKHJnhQELAEXAf6hNLhTq4ujM2W… (844 chars)"
  }
}