List roles

curl --request GET \
  --url https://api.rootly.com/v1/roles \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "id": "<string>",
      "type": "roles",
      "attributes": {
        "name": "<string>",
        "slug": "<string>",
        "incident_permission_set_id": "<string>",
        "is_deletable": true,
        "is_editable": true,
        "alerts_permissions": [
          "create"
        ],
        "api_keys_permissions": [
          "create"
        ],
        "audits_permissions": [
          "create"
        ],
        "billing_permissions": [
          "create"
        ],
        "environments_permissions": [
          "create"
        ],
        "form_fields_permissions": [
          "create"
        ],
        "functionalities_permissions": [
          "create"
        ],
        "groups_permissions": [
          "create"
        ],
        "incident_causes_permissions": [
          "create"
        ],
        "incident_feedbacks_permissions": [
          "create"
        ],
        "incident_roles_permissions": [
          "create"
        ],
        "incident_types_permissions": [
          "create"
        ],
        "incidents_permissions": [
          "create"
        ],
        "integrations_permissions": [
          "create"
        ],
        "invitations_permissions": [
          "create"
        ],
        "playbooks_permissions": [
          "create"
        ],
        "private_incidents_permissions": [
          "create"
        ],
        "pulses_permissions": [
          "create"
        ],
        "retrospective_permissions": [
          "create"
        ],
        "roles_permissions": [
          "create"
        ],
        "secrets_permissions": [
          "create"
        ],
        "services_permissions": [
          "create"
        ],
        "severities_permissions": [
          "create"
        ],
        "status_pages_permissions": [
          "create"
        ],
        "webhooks_permissions": [
          "create"
        ],
        "workflows_permissions": [
          "create"
        ],
        "created_at": "<string>",
        "updated_at": "<string>"
      }
    }
  ],
  "links": {
    "self": "<string>",
    "first": "<string>",
    "prev": "<string>",
    "next": "<string>",
    "last": "<string>"
  }
}