Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEGRBb+40bHp4e4A0Eoz5Nc3iSaNGZz+2WYrQEi5SrrVRh6pKC2KLMUJyyJ… (844 chars)"
  }
}