Add Assigned Credentials for User Group

curl --request POST \
     --url {{url}}/aioc-rest-web/rest/sc/assignedCredentials/ui/saveAssignedCredentials \
     --header 'accept: application/json' \
     --header 'content-type: application/json' \
     --header 'x-xsrf-token: {{csrftoken}}' \
     --data '"{\r\n\r\n  \"userSelection\": \"USER_GROUP\",\r\n\r\n  \"assignedCredentialUserId\": null,\r\n\r\n  \"assignedCredentialGroupId\": \"31cb90e2-558f-49ee-9440-91aa4c6235d7\",\r\n\r\n  \"credentialSourceAsEnum\": \"SAPM\",\r\n\r\n  \"sapmAccountId\": 1887375,\r\n\r\n  \"devicesOrDeviceGroups\": [\r\n\r\n   \r\n\r\n{       \"deviceId\": null,       \"deviceGroupId\": 482592     }\r\n  ],\r\n\r\n  \"applyForAllDevices\": false\r\n\r\n}"'