#### URL Expired

The URL for this request expired after 30 days.

Blockchain-specific options for transaction intents. At most one of `EVM`, `Bitcoin`, `Substrate`, `Solana`, `Canton`, `Stellar`, or `TVM` may be set; the server rejects multiple families in one request.

**OperationID**  
string  
Unique operation identifier.

**InitiatorID**  
string  
Initiator identifier.

**ChainName**  
string

**CAIP19**  
string

**Asset**  
string  
required

**TestNetwork**  
boolean  
truefalse

**Source**  
string  
required

**MasterKeyName**  
string  
required

**Amount**  
string  
required

**WithdrawalAddress**  
string  
required

**WithdrawalAddressType**  
string  
enum

internalexternal

Allowed:  
`internal``external`

**MaxFee**  
string

**FeeRecipient**  
string

**FeeRecipientType**  
string  
enum

internalexternal

Allowed:  
`internal``external`

**EVM**  
object  
Optional EVM-specific parameters.

**EVM object**

**Bitcoin**  
object  
Optional Bitcoin-specific parameters.

**Bitcoin object**

**Substrate**  
object  
Optional Substrate-specific parameters.

**Substrate object**

**Solana**  
object  
Optional Solana-specific parameters.

**Solana object**

**Canton**  
object  
Optional Canton-specific parameters.

**Canton object**

**Stellar**  
object  
Optional Stellar-specific parameters.

**Stellar object**

**TVM**  
object  
Optional TVM-specific parameters.

**TVM object**

### Response Codes

```  
200      Operation started

400      Invalid input, validation error, or malformed request

500      Internal server error. May include an `errorCode` (M-prefixed) and `data` from the MPA error code system. See `cwpapi/errors.go` for codes.
```

---

**Base URL**  
https://api.your-wallet.blockdaemon-wallet.com/api/cwp/operations/start/stake

```bash
curl --request POST \
     --url https://api.your-wallet.blockdaemon-wallet.com/api/cwp/operations/start/stake \
     --header 'accept: application/json' \ 
     --header 'content-type: application/json'
```

Click `Try It!` to start a request and see the response here! Or choose an example:

**Response Types**  
application/json  
``` 
200
400
500
```