Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEcnc/Zh9059tGYYDOTKh2cSHOlmZTvNFgL0gfm5DvjcBQLpZw5Qz0DcRtQ… (844 chars)"
  }
}