{
  "manageEntity": {
    "action": "Save",
    "entityId": "607857797",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x3038e42e44e6ddb17353d74f167ac5dcbadea24803169bb9e3d7cd0640b5d11a",
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}