curl --request POST \
  --url https://passkeys.hanko.io/{tenant_id}/registration/finalize \
  --header 'Content-Type: application/json' \
  --data '
{
  "id": "<string>",
  "rawId": "<string>",
  "response": {
    "clientDataJSON": "<string>",
    "attestationObject": "<string>",
    "transports": [
      "<string>"
    ]
  },
  "transports": [
    "<string>"
  ]
}
'

{
  "token": "<string>"
}