uuid)) { $conversation->uuid = (string) Str::uuid(); } }); } public function getRouteKeyName(): string { return 'uuid'; } public function organization(): BelongsTo { return $this->belongsTo(Organization::class, 'organization_id'); } public function participants(): HasMany { return $this->hasMany(DirectParticipant::class, 'conversation_id'); } public function messages(): HasMany { return $this->hasMany(DirectMessage::class, 'conversation_id'); } }