Model/Media.php
public function jsonSerialize()
    {
        $json = [];

        if (null !== $this->categoryId) {
            $json['categoryId'] = $this->categoryId;
        }
        if (null !== $this->filename) {
            $json['filename'] = $this->filename;
        }
        if (null !== $this->parentId) {
            $json['parentId'] = $this->parentId;
        }
        if (null !== $this->replacedBy) {
            $json['replacedBy'] = $this->replacedBy;
        }
        if (null !== $this->name) {
            $json['name'] = $this->name;
        }
        if (null !== $this->deleted) {
            $json['deleted'] = $this->deleted;
        }
        if (null !== $this->properties && !empty($this->properties)) {
            $json['properties'] = $this->properties;
        }
        if (null !== $this->typeId) {
            $json['typeId'] = $this->typeId;
        }

        return $json;
    }
public function jsonSerialize()
    {
        $json = [];

        if (null !== $this->categoryId) {
            $json['categoryId'] = $this->categoryId;
        }
        if (null !== $this->filename) {
            $json['filename'] = $this->filename;
        }
        if (null !== $this->parentId) {
            $json['parentId'] = $this->parentId;
        }
        if (null !== $this->replacedBy) {
            $json['replacedBy'] = $this->replacedBy;
        }
        if (null !== $this->name) {
            $json['name'] = $this->name;
        }
        if (null !== $this->deleted) {
            $json['deleted'] = $this->deleted;
        }
        if (null !== $this->properties && !empty($this->properties)) {
            $json['properties'] = $this->properties;
        }
        if (null !== $this->typeId) {
            $json['typeId'] = $this->typeId;
        }

        return $json;
    }
Gets all data that should be available in a json representation.

@return array an associative array of the available variables