{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xb956d5b958c5cd9d0335a3cfe985fe7e4b5b6a3147a2a650d39ff7ea5d1f117d",
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}