{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x9066a0291269f145a435d3112e2aeacd16d439c1dd59f4a7f312d01e8d2dcc50",
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}