Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAR92D/i9b93f65UM6CX3UEjGSTjGKD+eBaC6Bk/il9I1mU3gRRW8aeTMB2… (844 chars)"
  }
}