Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQANhSbpWGTY2+PTtxqBPqTOKEPTRmeE51pj8JHIl/R5ezfIBAJEUE/jzjFm… (1,748 chars)"
  }
}