{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x8094f1489e83797cc1a7bafbc13b9a06e8987fdd93904d92cd37d4332d6056ad",
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}