{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa4dea0326b8af7c20df64973228c90fd6a7275d46c9cd92e984f7a595f48f34a",
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}