{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x43d7793792d117c0ab95129f6bc8cc3e1cfb54e7ab5c2e3b6dfce53d06f01516",
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}