as fortumo documentations says:
JWT based authentication Before using the JWT based authentication, you will need to add a public key under "API keys" section in your Fortumo Dashboard. Refer to Preparing SSH keys guide on how to generate the public and private key pair.
https://merchants.fortumo.com/integration-and-testing/hosted-dcb/hdcb-security/
but i cant find it on dashboard. but on General Section we have "Secret" down side. is that it? where can i set the fortumo public key?