[ 'id' => (string)$this->id, 'type' => 'invoices', 'attributes' => [ 'token' => $this->token, 'order' => $this->order, 'user_id' => $this->user_id, 'plan_id' => $this->plan_id, 'notes' => $this->notes, 'total' => $this->total, 'currency' => $this->currency, 'seller' => $this->seller, 'client' => $this->client, 'bag' => $this->bag, 'created_at_formatted' => format_date($this->created_at), 'created_at' => $this->created_at, 'updated_at' => $this->updated_at, ] ], 'relationships' => [ 'user' => [ 'data' => [ 'id' => (string)$this->user->id, 'type' => 'user', 'attributes' => [ 'name' => $this->user->name, 'avatar' => $this->user->avatar, ] ] ] ] ]; } }