{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x1b67f4088aafabfb33699adce9acce415f9fc4bbfcf85793e6a6b8cdbd06c4e2",
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}