{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x726a39e4f6a413e374a5a07dd2db71a61eccfe8f17f09a9f61af64d3a0fa0017",
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}