Delete a premium
DELETE /api/v1/plans/{plan_uuid}/premiums/{uuid}
curl \
-X DELETE https://api.plannrcrm.com/api/v1/plans/plan_uuid/premiums/uuid \
-H "Authorization: Bearer {OAUTH_ACCESS_TOKEN or PERSONAL_ACCESS_TOKEN}" \
-H "Content-Type: application/json" \
-H "Accept: application/json" \
-H "X-PLANNR-ACCOUNT-UUID: {YOUR_PLANNR_ACCOUNT_UUID}"