$ curl --data '{"method":"personal_unlockAccount","params":["0x00ea169ce7e0992960d3bde6f5d539c955316432","",null],"id":1,"jsonrpc":"2.0"}' -H "Content-Type: application/json" -X POST 172.17.0.1:8545
{"jsonrpc":"2.0","error":{"code":-32023,"message":"Unable to unlock the account.","data":"InvalidAccount"},"id":1}
Can you please tell me how to unlock it.