Skale

Stake flow

Unstake flow

Cancel delegation flow

Claim rewards flow

Get SKL balances

GET https://stake.nansen.ai/api/v1 /eth/skale/delegator/available_balance/{address}

Path Parameters

Name	Type	Description
address	string	Account address

Headers

Name	Type	Description
X-UNAGII-AUTH-TOKEN	string	Access token

200

{
  "success": true,
  "result": {
    "balance": "1000",
    "locked": "5000",
    "forbidden": "10000",
    "token": "SKL"
  }
}

Get delegations

GET https://stake.nansen.ai/api/v1/eth/skale/delegator/delegations/{address}

This endpoint allows you to get all delegations for an address

Path Parameters

Name	Type	Description
address	string	Account address

Headers

Name	Type	Description
X-UNAGII-AUTH-TOKEN	string	Access token

200

{
  "success": true,
  "result": [
    {
      "delegationId": "786",
      "state": "COMPLETED",
      "holder": "0x10aD752202fd4c7bBE3107fEDba7A225bAc85578",
      "amount": "38386",
      "delegationPeriod": "2",
      "validator": {
        "validatorId": 4,
        "name": "Nansen",
        "address": "0x278e093C7100376bAd789465E4B68F6175ff3e7D",
        "description": "Secured Staking Made Easy. Put Your Crypto to Work - Hassle Free. Disclaimer: Delegators should understand that delegation comes with slashing risk. By delegating to StakeWithUs Pte Ltd, you acknowledge that StakeWithUs Pte Ltd is not liable for any losses on your investment.",
        "feeRate": 0.15,
        "registrationTime": "1600485554",
        "minimumDelegationAmount": "10000",
        "acceptNewRequests": true
      },
      "created": "1600997339",
      "started": "9",
      "finished": "11",
      "info": "Activate"
    }
  ]
}

Get rewards

GET https://stake.nansen.ai/api/v1/eth/skale/delegator/earned_bounty/{address}

Path Parameters

Name	Type	Description
address	string	Account address

Headers

Name	Type	Description
X-UNAGII-AUTH-TOKEN	string	Access token

200

{
  "success": true,
  "result": {
    "unclaimed": "1000",
    "claimed": "2000",
    "address": "0x10ad752202fd4c7bbe3107fedba7a225bac85578"
  }
}

Get data to build Stake transaction object

GET https://stake.nansen.ai/api/v1/eth/skale/delegator/digest/delegate/{address}?amount={amount}&delegation_period={period}

Path Parameters

Name	Type	Description
address	string	Account address

Query Parameters

Name	Type	Description
period	number	Stake period
amount	number	Amount to stake

Headers

Name	Type	Description
X-UNAGII-AUTH-TOKEN	string	Access token

200

{
  "success": true,
  "result": {
    "to": "0x06dD71dAb27C1A3e0B172d53735f00Bf1a66Eb79",
    "digest": "0x21eb585900000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000f7a2e6a279ddf6bcd5000000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000",
    "gasLimit": 476653,
    "contractAddress": "0x06dD71dAb27C1A3e0B172d53735f00Bf1a66Eb79"
  }
}

const stakeTxn = {
    from: address,
    gasPrice: "20000000000", // 20 Gwei
    gas: String(result.gasLimit),
    to: result.contractAddress,
    value: "0x0",
    nonce: "10", // tx nonce
    data: result.digest
}
web3.eth.sendTransaction(stakeTxn).then( // do something );

Get data to build Unstake transaction object

GET https://stake.nansen.ai/api/v1/eth/skale/delegator/digest/request_undelegation/{address}?delegation_id={delegationId}

Path Parameters

Name	Type	Description
address	string	Account address

Query Parameters

Name	Type	Description
delegationId	string	Delegation Id

Headers

Name	Type	Description
X-UNAGII-AUTH-TOKEN	string	Access token

200

{
  "success": true,
  "result": {
    "to": "0x06dD71dAb27C1A3e0B172d53735f00Bf1a66Eb79",
    "digest": "0x27e5455a0000000000000000000000000000000000000000000000000000000000000f44",
    "gasLimit": 345960,
    "contractAddress": "0x06dD71dAb27C1A3e0B172d53735f00Bf1a66Eb79"
  }
}

const unstakeTxn = {
    from: address,
    gasPrice: "20000000000", // 20 Gwei
    gas: String(result.gasLimit),
    to: result.contractAddress,
    value: "0x0",
    nonce: "10", // tx nonce
    data: result.digest
}
web3.eth.sendTransaction(unstakeTxn).then( // do something );

Get data to build Cancel Request transaction object

GET https://stake.nansen.ai/api/v1/eth/skale/delegator/digest/cancel_pending_delegation/{address}?delegation_id={delegationId}

Path Parameters

Name	Type	Description
address	string	Account address

Query Parameters

Name	Type	Description
delegationId	string	Delegation Id

Headers

Name	Type	Description
X-UNAGII-AUTH-TOKEN	string	Access token

200

{
  "success": true,
  "result": {
    "to": "0x06dD71dAb27C1A3e0B172d53735f00Bf1a66Eb79",
    "digest": "0x27e5455a0000000000000000000000000000000000000000000000000000000000000f44",
    "gasLimit": 345960,
    "contractAddress": "0x06dD71dAb27C1A3e0B172d53735f00Bf1a66Eb79"
  }
}

const cancelTxn = {
    from: address,
    gasPrice: "20000000000", // 20 Gwei
    gas: String(result.gasLimit),
    to: result.contractAddress,
    value: "0x0",
    nonce: "10", // tx nonce
    data: result.digest
}
web3.eth.sendTransaction(cancelTxn).then( // do something );

Get data to build Claim Rewards transaction object

GET https://stake.nansen.ai/api/v1/eth/skale/delegator/digest/withdraw_bounty/{address}?validator_id={validatorId}&to={destAddress}

Path Parameters

Name	Type	Description
address	string	Account address

Query Parameters

Name	Type	Description
validatorId	string	Validator Id
destAddress	string	Account address to receive rewards

Headers

Name	Type	Description
X-UNAGII-AUTH-TOKEN	string	Access token

200

{
  "success": true,
  "result": {
    "to": "0x06dD71dAb27C1A3e0B172d53735f00Bf1a66Eb79",
    "digest": "0x27e5455a0000000000000000000000000000000000000000000000000000000000000f44",
    "gasLimit": 345960,
    "contractAddress": "0x06dD71dAb27C1A3e0B172d53735f00Bf1a66Eb79"
  }
}

const claimTxn = {
    from: address,
    gasPrice: "20000000000", // 20 Gwei
    gas: String(result.gasLimit),
    to: result.contractAddress,
    value: "0x0",
    nonce: "10", // tx nonce
    data: result.digest
}
web3.eth.sendTransaction(claimTxn).then( // do somethi