{
  "manageEntity": {
    "action": "Save",
    "entityId": "50301",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xe9ba4079eb63e8c8dc068f3f26991c6cc966bdbaa9e9314204205d19d9ff69da",
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}