espocrm-base/application/Espo/Resources/metadata/app/entityManager.json

{
    "createHookClassNameList": [
        "Espo\\Tools\\EntityManager\\Hook\\Hooks\\PlusCreateHook",
        "Espo\\Tools\\EntityManager\\Hook\\Hooks\\EventCreateHook"
    ],
    "deleteHookClassNameList": [
        "Espo\\Tools\\EntityManager\\Hook\\Hooks\\PlusDeleteHook",
        "Espo\\Tools\\EntityManager\\Hook\\Hooks\\EventDeleteHook"
    ],
    "updateHookClassNameList": []
}