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POST
https://api.dev.cobo.com
/
v1
/
custody
/
mpc
/
babylon
/
prepare_staking
request(
    "POST",
    "/v1/custody/mpc/babylon/prepare_staking/",
    {
        "request_id": "1717059604245",
        "stake_info": '{"asset_coin": "SIGNET_BTC", "stake_address": "tb1pg4n40etj6qf8c7zj0lzfswaey58f30ps4d9fnezwj5m7fc62w2pqgp0fxm", "amount": 50000, "stake_block_time": 64000, "finality_provider": "88b32b005d5b7e29e6f82998aff023bff7b600c6a1a74ffac984b3aa0579b384"}',
        "fee_rate": 7.5,
        "max_staking_fee": 2000
    },
    api_key, api_secret, host
)

{
  "success": true,
  "result": ""
}

​
Request

​
request_id
String
required
transaction request ID (unique identifier of a transaction request, which must correspond to a client’s transaction; UUID should be used and the length should be equal to or less than 120 characters)
​
stake_info
String
required
detailed information for constructing a staking transaction in JSON format
  • asset_coin: string, code of the staking token
  • stake_address: string, staking address
  • amount: int, staking amount
  • stake_block_time: int, number of staking blocks, which starts counting after the transaction is on the chain
  • finality_provider: string, pubkey hex of the provider to be used for staking. The default is None, which uses the provider pubkey hex managed by Cobo
Sample
'{"asset_coin": "SIGNET_BTC", "stake_address": "tb1pg4n40etj6qf8c7zj0lzfswaey58f30ps4d9fnezwj5m7fc62w2pqgp0fxm", "amount": 50000, "stake_block_time": 64000, "finality_provider": "88b32b005d5b7e29e6f82998aff023bff7b600c6a1a74ffac984b3aa0579b384"}'
​
fee_rate
Float
required
transaction fees per byte
​
max_staking_fee
Int
maximum fee for constructing the transaction. If the actual fee exceeds this limit, the creation will fail. The default is None.

​
Response

​
success
bool
request successful or failed
​
result
String
""
request(
    "POST",
    "/v1/custody/mpc/babylon/prepare_staking/",
    {
        "request_id": "1717059604245",
        "stake_info": '{"asset_coin": "SIGNET_BTC", "stake_address": "tb1pg4n40etj6qf8c7zj0lzfswaey58f30ps4d9fnezwj5m7fc62w2pqgp0fxm", "amount": 50000, "stake_block_time": 64000, "finality_provider": "88b32b005d5b7e29e6f82998aff023bff7b600c6a1a74ffac984b3aa0579b384"}',
        "fee_rate": 7.5,
        "max_staking_fee": 2000
    },
    api_key, api_secret, host
)

{
  "success": true,
  "result": ""
}
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