curl --request GET \
  --url https://api.example.com/api/{portalId}/parameters/staking-withdraw

{
  "from": "0x99Fcf70F401A2308C37C7e8d726fFBfe89AF1Bbd",
  "to": "0x1d654f0984e9f42BF8F9bD69A6C23965310c81D1",
  "data": "0x1bff5ed900000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000002463383662336533632d636633382d343139302d626539662d62373936386238353662373800000000000000000000000000000000000000000000000000000000",
  "platformFee": "0"
}