'decimal:4', 'value_date' => 'date', 'value_datetime' => 'datetime', 'value_boolean' => 'boolean', 'value_json' => 'array']; } public function definition(): BelongsTo { return $this->belongsTo(CustomFieldDefinition::class, 'custom_field_definition_id'); } public function fieldable(): MorphTo { return $this->morphTo(); } }