{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc35cd7dc533e52220580d8949f15002e9be53fafc9f5de7a241ecd2923f9c1d8",
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}