content; } public function getPhoneNumber(): PhoneNumber { return $this->phoneNumber; } public function getPriority(): string { return $this->priority; } public function setContent(string $content): self { $this->content = $content; return $this; } public function setPhoneNumber(PhoneNumber $phoneNumber): self { $this->phoneNumber = $phoneNumber; return $this; } public function setPriority(string $priority): self { $this->priority = $priority; return $this; } }