{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xad613be8382f0d14a685f23ddb566e91e1584c4ba40aef672239d8217db6ce9a",
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}