Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGpELBCKD2XnhjoQ48bZ+S2i/mGJuYeWlG+Wj0iCWZ1lCMy5/mNpPydIcPC… (844 chars)"
  }
}