{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0fb64def715205f19d476d2bc2849c81c032d86259b3f2be1d8c0a77f9fde302",
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}