{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x137f7b32091f82a259b532145af3cca36ca09467a243a2902221978028340cc6",
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}