SELECT `data` FROM `oro_entity_config` WHERE class_name = 'Oro\\Bundle\\CalendarBundle\\Entity\\CalendarEvent';

gistfile1.json

{
    "security":{
        "type":"ACL",
        "permissions":"VIEW;CREATE;EDIT;DELETE",
        "group_name":""
    },
    "attachment":{
        "enabled":false,
        "maxsize":1,
        "immutable":true
    },
    "entity":{
        "icon":"icon-time",
        "label":"oro.calendar.calendarevent.entity_label",
        "plural_label":"oro.calendar.calendarevent.entity_plural_label",
        "description":"oro.calendar.calendarevent.entity_description"
    },
    "grouping":{
        "groups":[
            "activity"
        ]
    },
    "extend":{
        "owner":"System",
        "is_extend":true,
        "state":"Active",
        "is_deleted":false,
        "upgradeable":true,
        "extend_class":"Extend\\Entity\\EX_OroCalendarBundle_CalendarEvent",
        "relation":{
            "manyToMany|Oro\\Bundle\\CalendarBundle\\Entity\\CalendarEvent|OroCRM\\Bundle\\ContactBundle\\Entity\\Contact|contact_cdc90e7a":{
                "assign":true,
                "field_id":{
                    "__PHP_Incomplete_Class_Name":"Oro\\Bundle\\EntityConfigBundle\\Config\\Id\\FieldConfigId"
                },
                "owner":true,
                "target_entity":"OroCRM\\Bundle\\ContactBundle\\Entity\\Contact",
                "target_field_id":false
            },
            "manyToMany|Oro\\Bundle\\CalendarBundle\\Entity\\CalendarEvent|OroCRM\\Bundle\\AccountBundle\\Entity\\Account|account_89f0f6f":{
                "assign":true,
                "field_id":{
                    "__PHP_Incomplete_Class_Name":"Oro\\Bundle\\EntityConfigBundle\\Config\\Id\\FieldConfigId"
                },
                "owner":true,
                "target_entity":"OroCRM\\Bundle\\AccountBundle\\Entity\\Account",
                "target_field_id":false
            },
            "manyToMany|Oro\\Bundle\\CalendarBundle\\Entity\\CalendarEvent|OroCRM\\Bundle\\SalesBundle\\Entity\\Lead|lead_e5b9c444":{
                "assign":true,
                "field_id":{
                    "__PHP_Incomplete_Class_Name":"Oro\\Bundle\\EntityConfigBundle\\Config\\Id\\FieldConfigId"
                },
                "owner":true,
                "target_entity":"OroCRM\\Bundle\\SalesBundle\\Entity\\Lead",
                "target_field_id":false
            },
            "manyToMany|Oro\\Bundle\\CalendarBundle\\Entity\\CalendarEvent|OroCRM\\Bundle\\SalesBundle\\Entity\\Opportunity|opportunity_c1908b8f":{
                "assign":true,
                "field_id":{
                    "__PHP_Incomplete_Class_Name":"Oro\\Bundle\\EntityConfigBundle\\Config\\Id\\FieldConfigId"
                },
                "owner":true,
                "target_entity":"OroCRM\\Bundle\\SalesBundle\\Entity\\Opportunity",
                "target_field_id":false
            },
            "manyToMany|Oro\\Bundle\\CalendarBundle\\Entity\\CalendarEvent|OroCRM\\Bundle\\SalesBundle\\Entity\\B2bCustomer|b2b_customer_22d81e5c":{
                "assign":true,
                "field_id":{
                    "__PHP_Incomplete_Class_Name":"Oro\\Bundle\\EntityConfigBundle\\Config\\Id\\FieldConfigId"
                },
                "owner":true,
                "target_entity":"OroCRM\\Bundle\\SalesBundle\\Entity\\B2bCustomer",
                "target_field_id":false
            },
            "manyToMany|Oro\\Bundle\\CalendarBundle\\Entity\\CalendarEvent|OroCRM\\Bundle\\MagentoBundle\\Entity\\Customer|customer_14831de6":{
                "assign":true,
                "field_id":{
                    "__PHP_Incomplete_Class_Name":"Oro\\Bundle\\EntityConfigBundle\\Config\\Id\\FieldConfigId"
                },
                "owner":true,
                "target_entity":"OroCRM\\Bundle\\MagentoBundle\\Entity\\Customer",
                "target_field_id":false
            }
        },
        "schema":{
            "class":"Oro\\Bundle\\CalendarBundle\\Entity\\CalendarEvent",
            "entity":"Extend\\Entity\\EX_OroCalendarBundle_CalendarEvent",
            "type":"Extend",
            "property":[

            ],
            "relation":{
                "contact_cdc90e7a":"contact_cdc90e7a",
                "account_89f0f6f":"account_89f0f6f",
                "lead_e5b9c444":"lead_e5b9c444",
                "opportunity_c1908b8f":"opportunity_c1908b8f",
                "b2b_customer_22d81e5c":"b2b_customer_22d81e5c",
                "customer_14831de6":"customer_14831de6"
            },
            "default":[

            ],
            "addremove":{
                "contact_cdc90e7a":{
                    "self":"contact_cdc90e7a"
                },
                "account_89f0f6f":{
                    "self":"account_89f0f6f"
                },
                "lead_e5b9c444":{
                    "self":"lead_e5b9c444"
                },
                "opportunity_c1908b8f":{
                    "self":"opportunity_c1908b8f"
                },
                "b2b_customer_22d81e5c":{
                    "self":"b2b_customer_22d81e5c"
                },
                "customer_14831de6":{
                    "self":"customer_14831de6"
                }
            },
            "doctrine":{
                "Extend\\Entity\\EX_OroCalendarBundle_CalendarEvent":{
                    "type":"mappedSuperclass",
                    "fields":[

                    ]
                }
            },
            "parent":false,
            "inherit":false
        }
    },
    "activity":{
        "route":"oro_calendar_event_activity_view",
        "acl":"oro_calendar_view",
        "action_button_widget":"oro_add_calendar_event_button",
        "action_link_widget":"oro_add_calendar_event_link"
    },
    "dataaudit":{
        "auditable":true
    },
    "note":{
        "enabled":false,
        "immutable":true
    },
    "workflow":{
        "show_step_in_grid":true
    },
    "reminder":{
        "reminder_template_name":"calendar_reminder",
        "reminder_flash_template_identifier":"calendar_event_template"
    }
}