{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x18fe28fd21fe0c65e456209755d890d0a05699c10c6424b2ccf132652b3ebd73",
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}