{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x5017e2d20d8935b2804857c1073d65a08599bd966113fe6bdd0f7106afa65d7a",
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}