{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf33c40b79e8ccd474a4b367917a688abf10a439e66e6c552fe466bba56ddb565",
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}