{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x40e34a1027e649ee8996dc3fef6d86c3d85b2eade6d647e9abf3886f32955dfd",
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}