Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCGGcQ6en06Fvt1fccJcSH2Ll/fRd/qi76VM/0qAOkszAgMfVXD8KWu2bBo… (1,748 chars)"
  }
}