curl --request POST \
  --url https://developer-api.squads.so/api/v1/passkeys/submit-passkey-session \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'x-squads-network: <x-squads-network>' \
  --data '
{
  "ceremonyType": "create",
  "sessionKey": {
    "key": "[0; 32]",
    "expiration": 123
  },
  "slotNumber": 123,
  "authenticatorResponse": {}
}
'

{
  "externallySignedAccount": "<string>",
  "sessionKey": {
    "key": "[0; 32]",
    "expiration": 123
  }
}