Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBWnvEQU5NRE8yHDhBOPjpi2Nt8VNUgqmskKBjNPUyQpwB7HvJssBBcAtuZ… (844 chars)"
  }
}