{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xdae772c771fc81e8277d15e9b65a27b4313b026908c47509bef3f36de2337bab",
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}