{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xfa2244cc5ab5fee0f75a1d7feb4a6e3e54f3255004ba4af5fb38604d7e039730",
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}