{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x96ca2824f9fab2c776c62b9affb3d9e20b984eb874e1e7dfd2bb322cefd77b19",
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}