All of our API endpoints are secures and require a JWT to be able to access them. To get a JWT you will need to make an API call to our authentication endpoint with your Signapse provided customer access and secret key. 
    curl --location --request POST 'https://sign-stag.auth.eu-west-2.amazoncognito.com/
    oauth2/token' \
    --header 'Content-Type: application/x-www-form-urlencoded' \
    --header 'Authorization: Basic {clientid&clientSecretBase64}' \
    --data-urlencode 'grant_type=client_credentials'
This request will return a JWT that’s valid for a limited amount of time.