curl --request POST \
  --url https://mainnet.gomaestro-api.org/v1/contracts/singleAssetStaking/createConfig \
  --header 'Content-Type: application/json' \
  --header 'api-key: <api-key>' \
  --data '
{
  "freezeStake": 123,
  "endStaking": 123,
  "penaltyAddress": "Cardano address starting from addr",
  "stakeCS": "Token policy id hex",
  "stakeTN": "Token policy name in utf-8",
  "minimumStake": 123,
  "rewardCS": "Token policy id hex",
  "rewardTN": "Token policy name in utf-8",
  "sender": "<string>",
  "stakingInitWallet": "<string>",
  "currentTime": 123
}
'

{
  "cbor_hex": "<string>",
  "tx_hash": "<string>"
}