Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCSOxgPz+ShZ2PoTQU5nCG6y/I/ypFtT+uL0C6cM749NXnFKO+x9IcxEgBN… (844 chars)"
  }
}