curl -X POST "https://yournonciinstance.com/nonce/create" \
-H "Authorization: Bearer <secret>"

{
    "message": "durable nonce created",
    "id": "64aa8619c41e39a0e8264a75",
    "signature": "5to3fycwT4K4wPNUZCDaQpeuSW1kJtgwooHtY9ZQZocvoC7VCt9TcfKeGHcNXSkxMLY6ghxkgmSwpmLRriRpsMHT",
    "nonceValue": "5u3sVWPxKYJ6NdjkyFDn7YsXxuXDYefwS6iyoR4VsrPA",
    "nonceAccountPublicKey": "EeamuTAn5SHfnhP3vBpYFQF9HYTFFbEdiL7n8yka7DPc"
}
Creating a nonce is as simple as calling the create nonce endpoint or using the createNonce() function when using the SDK. The nonce id is further used when getting the details about a nonce account or adding a new transaction to the queue. 
curl -X POST "https://yournonciinstance.com/nonce/create" \
-H "Authorization: Bearer <secret>"

{
    "message": "durable nonce created",
    "id": "64aa8619c41e39a0e8264a75",
    "signature": "5to3fycwT4K4wPNUZCDaQpeuSW1kJtgwooHtY9ZQZocvoC7VCt9TcfKeGHcNXSkxMLY6ghxkgmSwpmLRriRpsMHT",
    "nonceValue": "5u3sVWPxKYJ6NdjkyFDn7YsXxuXDYefwS6iyoR4VsrPA",
    "nonceAccountPublicKey": "EeamuTAn5SHfnhP3vBpYFQF9HYTFFbEdiL7n8yka7DPc"
}