curl --request POST \
  --url https://api.getsly.ai/v1/v1/mpp/wallets/provision \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "agent_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
'

{
  "wallet_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "voucher_key": "<string>"
}