{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xab49296d9a98b30c44e8987f57cd245f407a64a67727bdc2326700fb7728eb6a",
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}