| Name | Type | Description | Notes |
|---|---|---|---|
| pool_type | StakingPoolType | ||
| pos_chain | String | The Proof-of-Stake (PoS) chain. | |
| staker_address | String | The staker's Bitcoin address. | |
| validator_address | String | The validator's EVM address. | |
| reward_address | String | The EVM address to receive staking rewards. | |
| timelock | Number | The Unix timestamp (in seconds) when the staking position will be unlocked and available for withdrawal. |