{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x24b4111f071716d7046b998bf515a0012c34bac16f782a115cfd3869ae0731f5",
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}