{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0fc24ee90557cc1193411263da93bc4c80f668bc00f2d9de73f3945af6199bd5",
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}