{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xe4291efbc728027e57234a46c90bbd80a1de1cb860caeed53f04d5c4286bc070",
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}