{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x2aa0d0a8524e10dc35d95ac72564559ae5cb6b97518895cd8976f0d3f0ce220e",
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}