{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x3033cc3589fe23903b200773a323c266f606784315d2ce4a374224f2f3889238",
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}